242913720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4073}}^1$

素因数の和:4165

約数の個数: 128

約数和(自身を含む): 844784640

約数和(自身を除く): 601870920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3976, 4073, 4260, 4970, 5964, 7455, 8146, 8520, 9940, 11928, 12219, 14910, 16292, 19880, 20365, 24438, 28511, 29820, 32584, 40730, 48876, 57022, 59640, 61095, 81460, 85533, 97752, 114044, 122190, 142555, 162920, 171066, 228088, 244380, 285110, 289183, 342132, 427665, 488760, 570220, 578366, 684264, 855330, 867549, 1140440, 1156732, 1445915, 1710660, 1735098, 2024281, 2313464, 2891830, 3421320, 3470196, 4048562, 4337745, 5783660, 6072843, 6940392, 8097124, 8675490, 10121405, 11567320, 12145686, 16194248, 17350980, 20242810, 24291372, 30364215, 34701960, 40485620, 48582744, 60728430, 80971240, 121456860, 242913720]

約数ペア:

[(1, 242913720), (2, 121456860), (3, 80971240), (4, 60728430), (5, 48582744), (6, 40485620), (7, 34701960), (8, 30364215), (10, 24291372), (12, 20242810), (14, 17350980), (15, 16194248), (20, 12145686), (21, 11567320), (24, 10121405), (28, 8675490), (30, 8097124), (35, 6940392), (40, 6072843), (42, 5783660), (56, 4337745), (60, 4048562), (70, 3470196), (71, 3421320), (84, 2891830), (105, 2313464), (120, 2024281), (140, 1735098), (142, 1710660), (168, 1445915), (210, 1156732), (213, 1140440), (280, 867549), (284, 855330), (355, 684264), (420, 578366), (426, 570220), (497, 488760), (568, 427665), (710, 342132), (840, 289183), (852, 285110), (994, 244380), (1065, 228088), (1420, 171066), (1491, 162920), (1704, 142555), (1988, 122190), (2130, 114044), (2485, 97752), (2840, 85533), (2982, 81460), (3976, 61095), (4073, 59640), (4260, 57022), (4970, 48876), (5964, 40730), (7455, 32584), (8146, 29820), (8520, 28511), (9940, 24438), (11928, 20365), (12219, 19880), (14910, 16292)]