18992400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 360

約数和(自身を含む): 78878880

約数和(自身を除く): 59886480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 19, 20, 21, 24, 25, 28, 30, 34, 35, 38, 40, 42, 48, 49, 50, 51, 56, 57, 60, 68, 70, 75, 76, 80, 84, 85, 95, 98, 100, 102, 105, 112, 114, 119, 120, 133, 136, 140, 147, 150, 152, 168, 170, 175, 190, 196, 200, 204, 210, 228, 238, 240, 245, 255, 266, 272, 280, 285, 294, 300, 304, 323, 336, 340, 350, 357, 380, 392, 399, 400, 408, 420, 425, 456, 475, 476, 490, 510, 525, 532, 560, 570, 588, 595, 600, 646, 665, 680, 700, 714, 735, 760, 784, 798, 816, 833, 840, 850, 912, 931, 950, 952, 969, 980, 1020, 1050, 1064, 1140, 1176, 1190, 1200, 1225, 1275, 1292, 1330, 1360, 1400, 1425, 1428, 1470, 1520, 1596, 1615, 1666, 1680, 1700, 1785, 1862, 1900, 1904, 1938, 1960, 1995, 2040, 2100, 2128, 2261, 2280, 2352, 2380, 2450, 2499, 2550, 2584, 2660, 2793, 2800, 2850, 2856, 2940, 2975, 3192, 3230, 3325, 3332, 3400, 3570, 3675, 3724, 3800, 3876, 3920, 3990, 4080, 4165, 4200, 4522, 4560, 4655, 4760, 4845, 4900, 4998, 5100, 5168, 5320, 5586, 5700, 5712, 5880, 5950, 6384, 6460, 6650, 6664, 6783, 6800, 7140, 7350, 7448, 7600, 7752, 7980, 8075, 8330, 8400, 8925, 9044, 9310, 9520, 9690, 9800, 9975, 9996, 10200, 10640, 11172, 11305, 11400, 11760, 11900, 12495, 12920, 13300, 13328, 13566, 13965, 14280, 14700, 14896, 15504, 15827, 15960, 16150, 16660, 17850, 18088, 18620, 19380, 19600, 19950, 19992, 20400, 20825, 22344, 22610, 22800, 23275, 23800, 24225, 24990, 25840, 26600, 27132, 27930, 28560, 29400, 31654, 31920, 32300, 33320, 33915, 35700, 36176, 37240, 38760, 39900, 39984, 41650, 44688, 45220, 46550, 47481, 47600, 48450, 49980, 53200, 54264, 55860, 56525, 58800, 62475, 63308, 64600, 66640, 67830, 69825, 71400, 74480, 77520, 79135, 79800, 83300, 90440, 93100, 94962, 96900, 99960, 108528, 111720, 113050, 124950, 126616, 129200, 135660, 139650, 142800, 158270, 159600, 166600, 169575, 180880, 186200, 189924, 193800, 199920, 223440, 226100, 237405, 249900, 253232, 271320, 279300, 316540, 333200, 339150, 372400, 379848, 387600, 395675, 452200, 474810, 499800, 542640, 558600, 633080, 678300, 759696, 791350, 904400, 949620, 999600, 1117200, 1187025, 1266160, 1356600, 1582700, 1899240, 2374050, 2713200, 3165400, 3798480, 4748100, 6330800, 9496200, 18992400]

約数ペア:

[(1, 18992400), (2, 9496200), (3, 6330800), (4, 4748100), (5, 3798480), (6, 3165400), (7, 2713200), (8, 2374050), (10, 1899240), (12, 1582700), (14, 1356600), (15, 1266160), (16, 1187025), (17, 1117200), (19, 999600), (20, 949620), (21, 904400), (24, 791350), (25, 759696), (28, 678300), (30, 633080), (34, 558600), (35, 542640), (38, 499800), (40, 474810), (42, 452200), (48, 395675), (49, 387600), (50, 379848), (51, 372400), (56, 339150), (57, 333200), (60, 316540), (68, 279300), (70, 271320), (75, 253232), (76, 249900), (80, 237405), (84, 226100), (85, 223440), (95, 199920), (98, 193800), (100, 189924), (102, 186200), (105, 180880), (112, 169575), (114, 166600), (119, 159600), (120, 158270), (133, 142800), (136, 139650), (140, 135660), (147, 129200), (150, 126616), (152, 124950), (168, 113050), (170, 111720), (175, 108528), (190, 99960), (196, 96900), (200, 94962), (204, 93100), (210, 90440), (228, 83300), (238, 79800), (240, 79135), (245, 77520), (255, 74480), (266, 71400), (272, 69825), (280, 67830), (285, 66640), (294, 64600), (300, 63308), (304, 62475), (323, 58800), (336, 56525), (340, 55860), (350, 54264), (357, 53200), (380, 49980), (392, 48450), (399, 47600), (400, 47481), (408, 46550), (420, 45220), (425, 44688), (456, 41650), (475, 39984), (476, 39900), (490, 38760), (510, 37240), (525, 36176), (532, 35700), (560, 33915), (570, 33320), (588, 32300), (595, 31920), (600, 31654), (646, 29400), (665, 28560), (680, 27930), (700, 27132), (714, 26600), (735, 25840), (760, 24990), (784, 24225), (798, 23800), (816, 23275), (833, 22800), (840, 22610), (850, 22344), (912, 20825), (931, 20400), (950, 19992), (952, 19950), (969, 19600), (980, 19380), (1020, 18620), (1050, 18088), (1064, 17850), (1140, 16660), (1176, 16150), (1190, 15960), (1200, 15827), (1225, 15504), (1275, 14896), (1292, 14700), (1330, 14280), (1360, 13965), (1400, 13566), (1425, 13328), (1428, 13300), (1470, 12920), (1520, 12495), (1596, 11900), (1615, 11760), (1666, 11400), (1680, 11305), (1700, 11172), (1785, 10640), (1862, 10200), (1900, 9996), (1904, 9975), (1938, 9800), (1960, 9690), (1995, 9520), (2040, 9310), (2100, 9044), (2128, 8925), (2261, 8400), (2280, 8330), (2352, 8075), (2380, 7980), (2450, 7752), (2499, 7600), (2550, 7448), (2584, 7350), (2660, 7140), (2793, 6800), (2800, 6783), (2850, 6664), (2856, 6650), (2940, 6460), (2975, 6384), (3192, 5950), (3230, 5880), (3325, 5712), (3332, 5700), (3400, 5586), (3570, 5320), (3675, 5168), (3724, 5100), (3800, 4998), (3876, 4900), (3920, 4845), (3990, 4760), (4080, 4655), (4165, 4560), (4200, 4522)]