200122020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2237}}^1$

素因数の和:2330

約数の個数: 144

約数和(自身を含む): 703842048

約数和(自身を除く): 503720028

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 994, 1065, 1260, 1278, 1420, 1491, 1988, 2130, 2237, 2485, 2556, 2982, 3195, 4260, 4473, 4474, 4970, 5964, 6390, 6711, 7455, 8946, 8948, 9940, 11185, 12780, 13422, 14910, 15659, 17892, 20133, 22365, 22370, 26844, 29820, 31318, 33555, 40266, 44730, 44740, 46977, 62636, 67110, 78295, 80532, 89460, 93954, 100665, 134220, 140931, 156590, 158827, 187908, 201330, 234885, 281862, 313180, 317654, 402660, 469770, 476481, 563724, 635308, 704655, 794135, 939540, 952962, 1111789, 1409310, 1429443, 1588270, 1905924, 2223578, 2382405, 2818620, 2858886, 3176540, 3335367, 4447156, 4764810, 5558945, 5717772, 6670734, 7147215, 9529620, 10006101, 11117890, 13341468, 14294430, 16676835, 20012202, 22235780, 28588860, 33353670, 40024404, 50030505, 66707340, 100061010, 200122020]

約数ペア:

[(1, 200122020), (2, 100061010), (3, 66707340), (4, 50030505), (5, 40024404), (6, 33353670), (7, 28588860), (9, 22235780), (10, 20012202), (12, 16676835), (14, 14294430), (15, 13341468), (18, 11117890), (20, 10006101), (21, 9529620), (28, 7147215), (30, 6670734), (35, 5717772), (36, 5558945), (42, 4764810), (45, 4447156), (60, 3335367), (63, 3176540), (70, 2858886), (71, 2818620), (84, 2382405), (90, 2223578), (105, 1905924), (126, 1588270), (140, 1429443), (142, 1409310), (180, 1111789), (210, 952962), (213, 939540), (252, 794135), (284, 704655), (315, 635308), (355, 563724), (420, 476481), (426, 469770), (497, 402660), (630, 317654), (639, 313180), (710, 281862), (852, 234885), (994, 201330), (1065, 187908), (1260, 158827), (1278, 156590), (1420, 140931), (1491, 134220), (1988, 100665), (2130, 93954), (2237, 89460), (2485, 80532), (2556, 78295), (2982, 67110), (3195, 62636), (4260, 46977), (4473, 44740), (4474, 44730), (4970, 40266), (5964, 33555), (6390, 31318), (6711, 29820), (7455, 26844), (8946, 22370), (8948, 22365), (9940, 20133), (11185, 17892), (12780, 15659), (13422, 14910)]