161513100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:885

約数の個数: 216

約数和(自身を含む): 597961728

約数和(自身を除く): 436448628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 31, 35, 36, 42, 45, 50, 60, 62, 63, 70, 75, 84, 90, 93, 100, 105, 124, 126, 140, 150, 155, 175, 180, 186, 210, 217, 225, 252, 279, 300, 310, 315, 350, 372, 420, 434, 450, 465, 525, 558, 620, 630, 651, 700, 775, 827, 868, 900, 930, 1050, 1085, 1116, 1260, 1302, 1395, 1550, 1575, 1654, 1860, 1953, 2100, 2170, 2325, 2481, 2604, 2790, 3100, 3150, 3255, 3308, 3906, 4135, 4340, 4650, 4962, 5425, 5580, 5789, 6300, 6510, 6975, 7443, 7812, 8270, 9300, 9765, 9924, 10850, 11578, 12405, 13020, 13950, 14886, 16275, 16540, 17367, 19530, 20675, 21700, 23156, 24810, 25637, 27900, 28945, 29772, 32550, 34734, 37215, 39060, 41350, 48825, 49620, 51274, 52101, 57890, 62025, 65100, 69468, 74430, 76911, 82700, 86835, 97650, 102548, 104202, 115780, 124050, 128185, 144725, 148860, 153822, 173670, 179459, 186075, 195300, 208404, 230733, 248100, 256370, 260505, 289450, 307644, 347340, 358918, 372150, 384555, 434175, 461466, 512740, 521010, 538377, 578900, 640925, 717836, 744300, 769110, 868350, 897295, 922932, 1042020, 1076754, 1153665, 1281850, 1302525, 1538220, 1615131, 1736700, 1794590, 1922775, 2153508, 2307330, 2563700, 2605050, 2691885, 3230262, 3589180, 3845550, 4486475, 4614660, 5210100, 5383770, 5768325, 6460524, 7691100, 8075655, 8972950, 10767540, 11536650, 13459425, 16151310, 17945900, 23073300, 26918850, 32302620, 40378275, 53837700, 80756550, 161513100]

約数ペア:

[(1, 161513100), (2, 80756550), (3, 53837700), (4, 40378275), (5, 32302620), (6, 26918850), (7, 23073300), (9, 17945900), (10, 16151310), (12, 13459425), (14, 11536650), (15, 10767540), (18, 8972950), (20, 8075655), (21, 7691100), (25, 6460524), (28, 5768325), (30, 5383770), (31, 5210100), (35, 4614660), (36, 4486475), (42, 3845550), (45, 3589180), (50, 3230262), (60, 2691885), (62, 2605050), (63, 2563700), (70, 2307330), (75, 2153508), (84, 1922775), (90, 1794590), (93, 1736700), (100, 1615131), (105, 1538220), (124, 1302525), (126, 1281850), (140, 1153665), (150, 1076754), (155, 1042020), (175, 922932), (180, 897295), (186, 868350), (210, 769110), (217, 744300), (225, 717836), (252, 640925), (279, 578900), (300, 538377), (310, 521010), (315, 512740), (350, 461466), (372, 434175), (420, 384555), (434, 372150), (450, 358918), (465, 347340), (525, 307644), (558, 289450), (620, 260505), (630, 256370), (651, 248100), (700, 230733), (775, 208404), (827, 195300), (868, 186075), (900, 179459), (930, 173670), (1050, 153822), (1085, 148860), (1116, 144725), (1260, 128185), (1302, 124050), (1395, 115780), (1550, 104202), (1575, 102548), (1654, 97650), (1860, 86835), (1953, 82700), (2100, 76911), (2170, 74430), (2325, 69468), (2481, 65100), (2604, 62025), (2790, 57890), (3100, 52101), (3150, 51274), (3255, 49620), (3308, 48825), (3906, 41350), (4135, 39060), (4340, 37215), (4650, 34734), (4962, 32550), (5425, 29772), (5580, 28945), (5789, 27900), (6300, 25637), (6510, 24810), (6975, 23156), (7443, 21700), (7812, 20675), (8270, 19530), (9300, 17367), (9765, 16540), (9924, 16275), (10850, 14886), (11578, 13950), (12405, 13020)]