831039480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40499}}^1$

素因数の和:40538

約数の個数: 128

約数和(自身を含む): 2916000000

約数和(自身を除く): 2084960520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 40499, 80998, 121497, 161996, 202495, 242994, 323992, 364491, 404990, 485988, 607485, 728982, 769481, 809980, 971976, 1093473, 1214970, 1457964, 1538962, 1619960, 1822455, 2186946, 2308443, 2429940, 2915928, 3077924, 3644910, 3847405, 4373892, 4616886, 4859880, 5467365, 6155848, 6925329, 7289820, 7694810, 8747784, 9233772, 10934730, 11542215, 13850658, 14579640, 15389620, 18467544, 20775987, 21869460, 23084430, 27701316, 30779240, 34626645, 41551974, 43738920, 46168860, 55402632, 69253290, 83103948, 92337720, 103879935, 138506580, 166207896, 207759870, 277013160, 415519740, 831039480]

約数ペア:

[(1, 831039480), (2, 415519740), (3, 277013160), (4, 207759870), (5, 166207896), (6, 138506580), (8, 103879935), (9, 92337720), (10, 83103948), (12, 69253290), (15, 55402632), (18, 46168860), (19, 43738920), (20, 41551974), (24, 34626645), (27, 30779240), (30, 27701316), (36, 23084430), (38, 21869460), (40, 20775987), (45, 18467544), (54, 15389620), (57, 14579640), (60, 13850658), (72, 11542215), (76, 10934730), (90, 9233772), (95, 8747784), (108, 7694810), (114, 7289820), (120, 6925329), (135, 6155848), (152, 5467365), (171, 4859880), (180, 4616886), (190, 4373892), (216, 3847405), (228, 3644910), (270, 3077924), (285, 2915928), (342, 2429940), (360, 2308443), (380, 2186946), (456, 1822455), (513, 1619960), (540, 1538962), (570, 1457964), (684, 1214970), (760, 1093473), (855, 971976), (1026, 809980), (1080, 769481), (1140, 728982), (1368, 607485), (1710, 485988), (2052, 404990), (2280, 364491), (2565, 323992), (3420, 242994), (4104, 202495), (5130, 161996), (6840, 121497), (10260, 80998), (20520, 40499)]