189597240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:867

約数の個数: 256

約数和(自身を含む): 746496000

約数和(自身を除く): 556898760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 620, 630, 651, 744, 756, 809, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1512, 1618, 1674, 1736, 1860, 1890, 1953, 2170, 2232, 2427, 2520, 2604, 2790, 3236, 3255, 3348, 3720, 3780, 3906, 4045, 4185, 4340, 4854, 5208, 5580, 5663, 5859, 6472, 6510, 6696, 7281, 7560, 7812, 8090, 8370, 8680, 9708, 9765, 11160, 11326, 11718, 12135, 13020, 14562, 15624, 16180, 16740, 16989, 19416, 19530, 21843, 22652, 23436, 24270, 25079, 26040, 28315, 29124, 29295, 32360, 33480, 33978, 36405, 39060, 43686, 45304, 46872, 48540, 50158, 50967, 56630, 58248, 58590, 67956, 72810, 75237, 78120, 84945, 87372, 97080, 100316, 101934, 109215, 113260, 117180, 125395, 135912, 145620, 150474, 152901, 169890, 174744, 175553, 200632, 203868, 218430, 225711, 226520, 234360, 250790, 254835, 291240, 300948, 305802, 339780, 351106, 376185, 407736, 436860, 451422, 501580, 509670, 526659, 601896, 611604, 677133, 679560, 702212, 752370, 764505, 873720, 877765, 902844, 1003160, 1019340, 1053318, 1128555, 1223208, 1354266, 1404424, 1504740, 1529010, 1579977, 1755530, 1805688, 2038680, 2106636, 2257110, 2633295, 2708532, 3009480, 3058020, 3159954, 3385665, 3511060, 4213272, 4514220, 4739931, 5266590, 5417064, 6116040, 6319908, 6771330, 7022120, 7899885, 9028440, 9479862, 10533180, 12639816, 13542660, 15799770, 18959724, 21066360, 23699655, 27085320, 31599540, 37919448, 47399310, 63199080, 94798620, 189597240]

約数ペア:

[(1, 189597240), (2, 94798620), (3, 63199080), (4, 47399310), (5, 37919448), (6, 31599540), (7, 27085320), (8, 23699655), (9, 21066360), (10, 18959724), (12, 15799770), (14, 13542660), (15, 12639816), (18, 10533180), (20, 9479862), (21, 9028440), (24, 7899885), (27, 7022120), (28, 6771330), (30, 6319908), (31, 6116040), (35, 5417064), (36, 5266590), (40, 4739931), (42, 4514220), (45, 4213272), (54, 3511060), (56, 3385665), (60, 3159954), (62, 3058020), (63, 3009480), (70, 2708532), (72, 2633295), (84, 2257110), (90, 2106636), (93, 2038680), (105, 1805688), (108, 1755530), (120, 1579977), (124, 1529010), (126, 1504740), (135, 1404424), (140, 1354266), (155, 1223208), (168, 1128555), (180, 1053318), (186, 1019340), (189, 1003160), (210, 902844), (216, 877765), (217, 873720), (248, 764505), (252, 752370), (270, 702212), (279, 679560), (280, 677133), (310, 611604), (315, 601896), (360, 526659), (372, 509670), (378, 501580), (420, 451422), (434, 436860), (465, 407736), (504, 376185), (540, 351106), (558, 339780), (620, 305802), (630, 300948), (651, 291240), (744, 254835), (756, 250790), (809, 234360), (837, 226520), (840, 225711), (868, 218430), (930, 203868), (945, 200632), (1080, 175553), (1085, 174744), (1116, 169890), (1240, 152901), (1260, 150474), (1302, 145620), (1395, 135912), (1512, 125395), (1618, 117180), (1674, 113260), (1736, 109215), (1860, 101934), (1890, 100316), (1953, 97080), (2170, 87372), (2232, 84945), (2427, 78120), (2520, 75237), (2604, 72810), (2790, 67956), (3236, 58590), (3255, 58248), (3348, 56630), (3720, 50967), (3780, 50158), (3906, 48540), (4045, 46872), (4185, 45304), (4340, 43686), (4854, 39060), (5208, 36405), (5580, 33978), (5663, 33480), (5859, 32360), (6472, 29295), (6510, 29124), (6696, 28315), (7281, 26040), (7560, 25079), (7812, 24270), (8090, 23436), (8370, 22652), (8680, 21843), (9708, 19530), (9765, 19416), (11160, 16989), (11326, 16740), (11718, 16180), (12135, 15624), (13020, 14562)]