19900106240

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:465

約数の個数: 320

約数和(自身を含む): 57009744000

約数和(自身を除く): 37109637760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 149, 160, 203, 224, 232, 256, 257, 280, 290, 298, 320, 406, 448, 464, 512, 514, 560, 580, 596, 640, 745, 812, 896, 928, 1015, 1028, 1043, 1120, 1160, 1192, 1280, 1285, 1490, 1624, 1792, 1799, 1856, 2030, 2056, 2086, 2240, 2320, 2384, 2560, 2570, 2980, 3248, 3584, 3598, 3712, 4060, 4112, 4172, 4321, 4480, 4640, 4768, 5140, 5215, 5960, 6496, 7196, 7424, 7453, 8120, 8224, 8344, 8642, 8960, 8995, 9280, 9536, 10280, 10430, 11920, 12992, 14392, 14848, 14906, 16240, 16448, 16688, 17284, 17920, 17990, 18560, 19072, 20560, 20860, 21605, 23840, 25984, 28784, 29812, 30247, 32480, 32896, 33376, 34568, 35980, 37120, 37265, 38144, 38293, 41120, 41720, 43210, 47680, 51968, 52171, 57568, 59624, 60494, 64960, 65792, 66752, 69136, 71960, 74240, 74530, 76288, 76586, 82240, 83440, 86420, 95360, 103936, 104342, 115136, 119248, 120988, 129920, 131584, 133504, 138272, 143920, 149060, 151235, 153172, 164480, 166880, 172840, 190720, 191465, 208684, 230272, 238496, 241976, 259840, 260855, 267008, 268051, 276544, 287840, 298120, 302470, 306344, 328960, 333760, 345680, 381440, 382930, 417368, 460544, 476992, 483952, 519680, 521710, 534016, 536102, 553088, 575680, 596240, 604940, 612688, 657920, 667520, 691360, 765860, 834736, 921088, 953984, 967904, 1043420, 1072204, 1106176, 1110497, 1151360, 1192480, 1209880, 1225376, 1335040, 1340255, 1382720, 1531720, 1669472, 1907968, 1935808, 2086840, 2144408, 2212352, 2220994, 2302720, 2384960, 2419760, 2450752, 2670080, 2680510, 2765440, 3063440, 3338944, 3815936, 3871616, 4173680, 4288816, 4441988, 4605440, 4769920, 4839520, 4901504, 5361020, 5530880, 5552485, 6126880, 6677888, 7743232, 7773479, 8347360, 8577632, 8883976, 9539840, 9679040, 9803008, 10722040, 11061760, 11104970, 12253760, 13355776, 15486464, 15546958, 16694720, 17155264, 17767952, 19079680, 19358080, 19606016, 21444080, 22209940, 24507520, 26711552, 31093916, 33389440, 34310528, 35535904, 38716160, 38867395, 42888160, 44419880, 49015040, 62187832, 66778880, 68621056, 71071808, 77432320, 77734790, 85776320, 88839760, 98030080, 124375664, 133557760, 137242112, 142143616, 155469580, 171552640, 177679520, 248751328, 284287232, 310939160, 343105280, 355359040, 497502656, 568574464, 621878320, 686210560, 710718080, 995005312, 1243756640, 1421436160, 1990010624, 2487513280, 2842872320, 3980021248, 4975026560, 9950053120, 19900106240]

約数ペア:

[(1, 19900106240), (2, 9950053120), (4, 4975026560), (5, 3980021248), (7, 2842872320), (8, 2487513280), (10, 1990010624), (14, 1421436160), (16, 1243756640), (20, 995005312), (28, 710718080), (29, 686210560), (32, 621878320), (35, 568574464), (40, 497502656), (56, 355359040), (58, 343105280), (64, 310939160), (70, 284287232), (80, 248751328), (112, 177679520), (116, 171552640), (128, 155469580), (140, 142143616), (145, 137242112), (149, 133557760), (160, 124375664), (203, 98030080), (224, 88839760), (232, 85776320), (256, 77734790), (257, 77432320), (280, 71071808), (290, 68621056), (298, 66778880), (320, 62187832), (406, 49015040), (448, 44419880), (464, 42888160), (512, 38867395), (514, 38716160), (560, 35535904), (580, 34310528), (596, 33389440), (640, 31093916), (745, 26711552), (812, 24507520), (896, 22209940), (928, 21444080), (1015, 19606016), (1028, 19358080), (1043, 19079680), (1120, 17767952), (1160, 17155264), (1192, 16694720), (1280, 15546958), (1285, 15486464), (1490, 13355776), (1624, 12253760), (1792, 11104970), (1799, 11061760), (1856, 10722040), (2030, 9803008), (2056, 9679040), (2086, 9539840), (2240, 8883976), (2320, 8577632), (2384, 8347360), (2560, 7773479), (2570, 7743232), (2980, 6677888), (3248, 6126880), (3584, 5552485), (3598, 5530880), (3712, 5361020), (4060, 4901504), (4112, 4839520), (4172, 4769920), (4321, 4605440), (4480, 4441988), (4640, 4288816), (4768, 4173680), (5140, 3871616), (5215, 3815936), (5960, 3338944), (6496, 3063440), (7196, 2765440), (7424, 2680510), (7453, 2670080), (8120, 2450752), (8224, 2419760), (8344, 2384960), (8642, 2302720), (8960, 2220994), (8995, 2212352), (9280, 2144408), (9536, 2086840), (10280, 1935808), (10430, 1907968), (11920, 1669472), (12992, 1531720), (14392, 1382720), (14848, 1340255), (14906, 1335040), (16240, 1225376), (16448, 1209880), (16688, 1192480), (17284, 1151360), (17920, 1110497), (17990, 1106176), (18560, 1072204), (19072, 1043420), (20560, 967904), (20860, 953984), (21605, 921088), (23840, 834736), (25984, 765860), (28784, 691360), (29812, 667520), (30247, 657920), (32480, 612688), (32896, 604940), (33376, 596240), (34568, 575680), (35980, 553088), (37120, 536102), (37265, 534016), (38144, 521710), (38293, 519680), (41120, 483952), (41720, 476992), (43210, 460544), (47680, 417368), (51968, 382930), (52171, 381440), (57568, 345680), (59624, 333760), (60494, 328960), (64960, 306344), (65792, 302470), (66752, 298120), (69136, 287840), (71960, 276544), (74240, 268051), (74530, 267008), (76288, 260855), (76586, 259840), (82240, 241976), (83440, 238496), (86420, 230272), (95360, 208684), (103936, 191465), (104342, 190720), (115136, 172840), (119248, 166880), (120988, 164480), (129920, 153172), (131584, 151235), (133504, 149060), (138272, 143920)]