2017890480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:716

約数の個数: 240

約数和(自身を含む): 6797422080

約数和(自身を除く): 4779531600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 47, 48, 51, 60, 68, 80, 85, 94, 102, 120, 136, 141, 170, 188, 204, 235, 240, 255, 272, 282, 289, 340, 376, 408, 470, 510, 564, 578, 619, 680, 705, 752, 799, 816, 867, 940, 1020, 1128, 1156, 1238, 1360, 1410, 1445, 1598, 1734, 1857, 1880, 2040, 2256, 2312, 2397, 2476, 2820, 2890, 3095, 3196, 3468, 3714, 3760, 3995, 4080, 4335, 4624, 4794, 4952, 5640, 5780, 6190, 6392, 6936, 7428, 7990, 8670, 9285, 9588, 9904, 10523, 11280, 11560, 11985, 12380, 12784, 13583, 13872, 14856, 15980, 17340, 18570, 19176, 21046, 23120, 23970, 24760, 27166, 29093, 29712, 31569, 31960, 34680, 37140, 38352, 40749, 42092, 47940, 49520, 52615, 54332, 58186, 63138, 63920, 67915, 69360, 74280, 81498, 84184, 87279, 95880, 105230, 108664, 116372, 126276, 135830, 145465, 148560, 157845, 162996, 168368, 174558, 178891, 191760, 203745, 210460, 217328, 232744, 252552, 271660, 290930, 315690, 325992, 349116, 357782, 407490, 420920, 436395, 465488, 494581, 505104, 536673, 543320, 581860, 631380, 651984, 698232, 715564, 814980, 841840, 872790, 894455, 989162, 1073346, 1086640, 1163720, 1262760, 1396464, 1431128, 1483743, 1629960, 1745580, 1788910, 1978324, 2146692, 2327440, 2472905, 2525520, 2683365, 2862256, 2967486, 3259920, 3491160, 3577820, 3956648, 4293384, 4945810, 5366730, 5934972, 6982320, 7155640, 7418715, 7913296, 8407877, 8586768, 9891620, 10733460, 11869944, 14311280, 14837430, 16815754, 19783240, 21466920, 23739888, 25223631, 29674860, 33631508, 39566480, 42039385, 42933840, 50447262, 59349720, 67263016, 84078770, 100894524, 118699440, 126118155, 134526032, 168157540, 201789048, 252236310, 336315080, 403578096, 504472620, 672630160, 1008945240, 2017890480]

約数ペア:

[(1, 2017890480), (2, 1008945240), (3, 672630160), (4, 504472620), (5, 403578096), (6, 336315080), (8, 252236310), (10, 201789048), (12, 168157540), (15, 134526032), (16, 126118155), (17, 118699440), (20, 100894524), (24, 84078770), (30, 67263016), (34, 59349720), (40, 50447262), (47, 42933840), (48, 42039385), (51, 39566480), (60, 33631508), (68, 29674860), (80, 25223631), (85, 23739888), (94, 21466920), (102, 19783240), (120, 16815754), (136, 14837430), (141, 14311280), (170, 11869944), (188, 10733460), (204, 9891620), (235, 8586768), (240, 8407877), (255, 7913296), (272, 7418715), (282, 7155640), (289, 6982320), (340, 5934972), (376, 5366730), (408, 4945810), (470, 4293384), (510, 3956648), (564, 3577820), (578, 3491160), (619, 3259920), (680, 2967486), (705, 2862256), (752, 2683365), (799, 2525520), (816, 2472905), (867, 2327440), (940, 2146692), (1020, 1978324), (1128, 1788910), (1156, 1745580), (1238, 1629960), (1360, 1483743), (1410, 1431128), (1445, 1396464), (1598, 1262760), (1734, 1163720), (1857, 1086640), (1880, 1073346), (2040, 989162), (2256, 894455), (2312, 872790), (2397, 841840), (2476, 814980), (2820, 715564), (2890, 698232), (3095, 651984), (3196, 631380), (3468, 581860), (3714, 543320), (3760, 536673), (3995, 505104), (4080, 494581), (4335, 465488), (4624, 436395), (4794, 420920), (4952, 407490), (5640, 357782), (5780, 349116), (6190, 325992), (6392, 315690), (6936, 290930), (7428, 271660), (7990, 252552), (8670, 232744), (9285, 217328), (9588, 210460), (9904, 203745), (10523, 191760), (11280, 178891), (11560, 174558), (11985, 168368), (12380, 162996), (12784, 157845), (13583, 148560), (13872, 145465), (14856, 135830), (15980, 126276), (17340, 116372), (18570, 108664), (19176, 105230), (21046, 95880), (23120, 87279), (23970, 84184), (24760, 81498), (27166, 74280), (29093, 69360), (29712, 67915), (31569, 63920), (31960, 63138), (34680, 58186), (37140, 54332), (38352, 52615), (40749, 49520), (42092, 47940)]