1900349220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21649}}^1$

素因数の和:21698

約数の個数: 192

約数和(自身を含む): 6983424000

約数和(自身を除く): 5083074780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 105, 110, 114, 132, 133, 140, 154, 165, 190, 209, 210, 220, 228, 231, 266, 285, 308, 330, 380, 385, 399, 418, 420, 462, 532, 570, 627, 660, 665, 770, 798, 836, 924, 1045, 1140, 1155, 1254, 1330, 1463, 1540, 1596, 1995, 2090, 2310, 2508, 2660, 2926, 3135, 3990, 4180, 4389, 4620, 5852, 6270, 7315, 7980, 8778, 12540, 14630, 17556, 21649, 21945, 29260, 43298, 43890, 64947, 86596, 87780, 108245, 129894, 151543, 216490, 238139, 259788, 303086, 324735, 411331, 432980, 454629, 476278, 606172, 649470, 714417, 757715, 822662, 909258, 952556, 1190695, 1233993, 1298940, 1428834, 1515430, 1645324, 1666973, 1818516, 2056655, 2273145, 2381390, 2467986, 2857668, 2879317, 3030860, 3333946, 3572085, 4113310, 4524641, 4546290, 4762780, 4935972, 5000919, 5758634, 6169965, 6667892, 7144170, 8226620, 8334865, 8637951, 9049282, 9092580, 10001838, 11517268, 12339930, 13573923, 14288340, 14396585, 16669730, 17275902, 18098564, 20003676, 22623205, 24679860, 25004595, 27147846, 28793170, 31672487, 33339460, 34551804, 43189755, 45246410, 50009190, 54295692, 57586340, 63344974, 67869615, 86379510, 90492820, 95017461, 100018380, 126689948, 135739230, 158362435, 172759020, 190034922, 271478460, 316724870, 380069844, 475087305, 633449740, 950174610, 1900349220]

約数ペア:

[(1, 1900349220), (2, 950174610), (3, 633449740), (4, 475087305), (5, 380069844), (6, 316724870), (7, 271478460), (10, 190034922), (11, 172759020), (12, 158362435), (14, 135739230), (15, 126689948), (19, 100018380), (20, 95017461), (21, 90492820), (22, 86379510), (28, 67869615), (30, 63344974), (33, 57586340), (35, 54295692), (38, 50009190), (42, 45246410), (44, 43189755), (55, 34551804), (57, 33339460), (60, 31672487), (66, 28793170), (70, 27147846), (76, 25004595), (77, 24679860), (84, 22623205), (95, 20003676), (105, 18098564), (110, 17275902), (114, 16669730), (132, 14396585), (133, 14288340), (140, 13573923), (154, 12339930), (165, 11517268), (190, 10001838), (209, 9092580), (210, 9049282), (220, 8637951), (228, 8334865), (231, 8226620), (266, 7144170), (285, 6667892), (308, 6169965), (330, 5758634), (380, 5000919), (385, 4935972), (399, 4762780), (418, 4546290), (420, 4524641), (462, 4113310), (532, 3572085), (570, 3333946), (627, 3030860), (660, 2879317), (665, 2857668), (770, 2467986), (798, 2381390), (836, 2273145), (924, 2056655), (1045, 1818516), (1140, 1666973), (1155, 1645324), (1254, 1515430), (1330, 1428834), (1463, 1298940), (1540, 1233993), (1596, 1190695), (1995, 952556), (2090, 909258), (2310, 822662), (2508, 757715), (2660, 714417), (2926, 649470), (3135, 606172), (3990, 476278), (4180, 454629), (4389, 432980), (4620, 411331), (5852, 324735), (6270, 303086), (7315, 259788), (7980, 238139), (8778, 216490), (12540, 151543), (14630, 129894), (17556, 108245), (21649, 87780), (21945, 86596), (29260, 64947), (43298, 43890)]