40426680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 256

約数和(自身を含む): 155520000

約数和(自身を除く): 115093320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 19, 20, 21, 24, 28, 30, 34, 35, 38, 40, 42, 51, 56, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 120, 133, 136, 140, 149, 152, 168, 170, 190, 204, 210, 228, 238, 255, 266, 280, 285, 298, 323, 340, 357, 380, 399, 408, 420, 447, 456, 476, 510, 532, 570, 595, 596, 646, 665, 680, 714, 745, 760, 798, 840, 894, 952, 969, 1020, 1043, 1064, 1140, 1190, 1192, 1292, 1330, 1428, 1490, 1596, 1615, 1785, 1788, 1938, 1995, 2040, 2086, 2235, 2261, 2280, 2380, 2533, 2584, 2660, 2831, 2856, 2980, 3129, 3192, 3230, 3570, 3576, 3876, 3990, 4172, 4470, 4522, 4760, 4845, 5066, 5215, 5320, 5662, 5960, 6258, 6460, 6783, 7140, 7599, 7752, 7980, 8344, 8493, 8940, 9044, 9690, 10132, 10430, 11305, 11324, 12516, 12665, 12920, 13566, 14155, 14280, 15198, 15645, 15960, 16986, 17731, 17880, 18088, 19380, 19817, 20264, 20860, 22610, 22648, 25032, 25330, 27132, 28310, 30396, 31290, 33915, 33972, 35462, 37995, 38760, 39634, 41720, 42465, 45220, 48127, 50660, 53193, 54264, 56620, 59451, 60792, 62580, 67830, 67944, 70924, 75990, 79268, 84930, 88655, 90440, 96254, 99085, 101320, 106386, 113240, 118902, 125160, 135660, 141848, 144381, 151980, 158536, 169860, 177310, 192508, 198170, 212772, 237804, 240635, 265965, 271320, 288762, 297255, 303960, 336889, 339720, 354620, 385016, 396340, 425544, 475608, 481270, 531930, 577524, 594510, 673778, 709240, 721905, 792680, 962540, 1010667, 1063860, 1155048, 1189020, 1347556, 1443810, 1684445, 1925080, 2021334, 2127720, 2378040, 2695112, 2887620, 3368890, 4042668, 5053335, 5775240, 6737780, 8085336, 10106670, 13475560, 20213340, 40426680]

約数ペア:

[(1, 40426680), (2, 20213340), (3, 13475560), (4, 10106670), (5, 8085336), (6, 6737780), (7, 5775240), (8, 5053335), (10, 4042668), (12, 3368890), (14, 2887620), (15, 2695112), (17, 2378040), (19, 2127720), (20, 2021334), (21, 1925080), (24, 1684445), (28, 1443810), (30, 1347556), (34, 1189020), (35, 1155048), (38, 1063860), (40, 1010667), (42, 962540), (51, 792680), (56, 721905), (57, 709240), (60, 673778), (68, 594510), (70, 577524), (76, 531930), (84, 481270), (85, 475608), (95, 425544), (102, 396340), (105, 385016), (114, 354620), (119, 339720), (120, 336889), (133, 303960), (136, 297255), (140, 288762), (149, 271320), (152, 265965), (168, 240635), (170, 237804), (190, 212772), (204, 198170), (210, 192508), (228, 177310), (238, 169860), (255, 158536), (266, 151980), (280, 144381), (285, 141848), (298, 135660), (323, 125160), (340, 118902), (357, 113240), (380, 106386), (399, 101320), (408, 99085), (420, 96254), (447, 90440), (456, 88655), (476, 84930), (510, 79268), (532, 75990), (570, 70924), (595, 67944), (596, 67830), (646, 62580), (665, 60792), (680, 59451), (714, 56620), (745, 54264), (760, 53193), (798, 50660), (840, 48127), (894, 45220), (952, 42465), (969, 41720), (1020, 39634), (1043, 38760), (1064, 37995), (1140, 35462), (1190, 33972), (1192, 33915), (1292, 31290), (1330, 30396), (1428, 28310), (1490, 27132), (1596, 25330), (1615, 25032), (1785, 22648), (1788, 22610), (1938, 20860), (1995, 20264), (2040, 19817), (2086, 19380), (2235, 18088), (2261, 17880), (2280, 17731), (2380, 16986), (2533, 15960), (2584, 15645), (2660, 15198), (2831, 14280), (2856, 14155), (2980, 13566), (3129, 12920), (3192, 12665), (3230, 12516), (3570, 11324), (3576, 11305), (3876, 10430), (3990, 10132), (4172, 9690), (4470, 9044), (4522, 8940), (4760, 8493), (4845, 8344), (5066, 7980), (5215, 7752), (5320, 7599), (5662, 7140), (5960, 6783), (6258, 6460)]