2149139640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{2287}}^1$

素因数の和:2533

約数の個数: 128

約数和(自身を含む): 6642155520

約数和(自身を除く): 4493015880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 191, 205, 246, 328, 382, 410, 492, 573, 615, 764, 820, 955, 984, 1146, 1230, 1528, 1640, 1910, 2287, 2292, 2460, 2865, 3820, 4574, 4584, 4920, 5730, 6861, 7640, 7831, 9148, 11435, 11460, 13722, 15662, 18296, 22870, 22920, 23493, 27444, 31324, 34305, 39155, 45740, 46986, 54888, 62648, 68610, 78310, 91480, 93767, 93972, 117465, 137220, 156620, 187534, 187944, 234930, 274440, 281301, 313240, 375068, 436817, 468835, 469860, 562602, 750136, 873634, 937670, 939720, 1125204, 1310451, 1406505, 1747268, 1875340, 2184085, 2250408, 2620902, 2813010, 3494536, 3750680, 4368170, 5241804, 5626020, 6552255, 8736340, 10483608, 11252040, 13104510, 17472680, 17909497, 26209020, 35818994, 52418040, 53728491, 71637988, 89547485, 107456982, 143275976, 179094970, 214913964, 268642455, 358189940, 429827928, 537284910, 716379880, 1074569820, 2149139640]

約数ペア:

[(1, 2149139640), (2, 1074569820), (3, 716379880), (4, 537284910), (5, 429827928), (6, 358189940), (8, 268642455), (10, 214913964), (12, 179094970), (15, 143275976), (20, 107456982), (24, 89547485), (30, 71637988), (40, 53728491), (41, 52418040), (60, 35818994), (82, 26209020), (120, 17909497), (123, 17472680), (164, 13104510), (191, 11252040), (205, 10483608), (246, 8736340), (328, 6552255), (382, 5626020), (410, 5241804), (492, 4368170), (573, 3750680), (615, 3494536), (764, 2813010), (820, 2620902), (955, 2250408), (984, 2184085), (1146, 1875340), (1230, 1747268), (1528, 1406505), (1640, 1310451), (1910, 1125204), (2287, 939720), (2292, 937670), (2460, 873634), (2865, 750136), (3820, 562602), (4574, 469860), (4584, 468835), (4920, 436817), (5730, 375068), (6861, 313240), (7640, 281301), (7831, 274440), (9148, 234930), (11435, 187944), (11460, 187534), (13722, 156620), (15662, 137220), (18296, 117465), (22870, 93972), (22920, 93767), (23493, 91480), (27444, 78310), (31324, 68610), (34305, 62648), (39155, 54888), (45740, 46986)]