69878340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1842

約数の個数: 144

約数和(自身を含む): 250199040

約数和(自身を除く): 180320700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1789, 1860, 1953, 2170, 2604, 2790, 3255, 3578, 3906, 4340, 5367, 5580, 6510, 7156, 7812, 8945, 9765, 10734, 12523, 13020, 16101, 17890, 19530, 21468, 25046, 26835, 32202, 35780, 37569, 39060, 50092, 53670, 55459, 62615, 64404, 75138, 80505, 107340, 110918, 112707, 125230, 150276, 161010, 166377, 187845, 221836, 225414, 250460, 277295, 322020, 332754, 375690, 388213, 450828, 499131, 554590, 563535, 665508, 751380, 776426, 831885, 998262, 1109180, 1127070, 1164639, 1552852, 1663770, 1941065, 1996524, 2254140, 2329278, 2495655, 3327540, 3493917, 3882130, 4658556, 4991310, 5823195, 6987834, 7764260, 9982620, 11646390, 13975668, 17469585, 23292780, 34939170, 69878340]

約数ペア:

[(1, 69878340), (2, 34939170), (3, 23292780), (4, 17469585), (5, 13975668), (6, 11646390), (7, 9982620), (9, 7764260), (10, 6987834), (12, 5823195), (14, 4991310), (15, 4658556), (18, 3882130), (20, 3493917), (21, 3327540), (28, 2495655), (30, 2329278), (31, 2254140), (35, 1996524), (36, 1941065), (42, 1663770), (45, 1552852), (60, 1164639), (62, 1127070), (63, 1109180), (70, 998262), (84, 831885), (90, 776426), (93, 751380), (105, 665508), (124, 563535), (126, 554590), (140, 499131), (155, 450828), (180, 388213), (186, 375690), (210, 332754), (217, 322020), (252, 277295), (279, 250460), (310, 225414), (315, 221836), (372, 187845), (420, 166377), (434, 161010), (465, 150276), (558, 125230), (620, 112707), (630, 110918), (651, 107340), (868, 80505), (930, 75138), (1085, 64404), (1116, 62615), (1260, 55459), (1302, 53670), (1395, 50092), (1789, 39060), (1860, 37569), (1953, 35780), (2170, 32202), (2604, 26835), (2790, 25046), (3255, 21468), (3578, 19530), (3906, 17890), (4340, 16101), (5367, 13020), (5580, 12523), (6510, 10734), (7156, 9765), (7812, 8945)]