328372980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^2\times {\mathrm{79}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 1016628480

約数和(自身を除く): 688255500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 73, 78, 79, 130, 146, 156, 158, 195, 219, 237, 260, 292, 316, 365, 390, 395, 438, 474, 730, 780, 790, 876, 948, 949, 1027, 1095, 1185, 1460, 1580, 1898, 2054, 2190, 2370, 2847, 3081, 3796, 4108, 4380, 4740, 4745, 5135, 5329, 5694, 5767, 6162, 9490, 10270, 10658, 11388, 11534, 12324, 14235, 15405, 15987, 17301, 18980, 20540, 21316, 23068, 26645, 28470, 28835, 30810, 31974, 34602, 53290, 56940, 57670, 61620, 63948, 69204, 69277, 74971, 79935, 86505, 106580, 115340, 138554, 149942, 159870, 173010, 207831, 224913, 277108, 299884, 319740, 346020, 346385, 374855, 415662, 420991, 449826, 692770, 749710, 831324, 841982, 899652, 1039155, 1124565, 1262973, 1385540, 1499420, 1683964, 2078310, 2104955, 2249130, 2525946, 4156620, 4209910, 4498260, 5051892, 5472883, 6314865, 8419820, 10945766, 12629730, 16418649, 21891532, 25259460, 27364415, 32837298, 54728830, 65674596, 82093245, 109457660, 164186490, 328372980]

約数ペア:

[(1, 328372980), (2, 164186490), (3, 109457660), (4, 82093245), (5, 65674596), (6, 54728830), (10, 32837298), (12, 27364415), (13, 25259460), (15, 21891532), (20, 16418649), (26, 12629730), (30, 10945766), (39, 8419820), (52, 6314865), (60, 5472883), (65, 5051892), (73, 4498260), (78, 4209910), (79, 4156620), (130, 2525946), (146, 2249130), (156, 2104955), (158, 2078310), (195, 1683964), (219, 1499420), (237, 1385540), (260, 1262973), (292, 1124565), (316, 1039155), (365, 899652), (390, 841982), (395, 831324), (438, 749710), (474, 692770), (730, 449826), (780, 420991), (790, 415662), (876, 374855), (948, 346385), (949, 346020), (1027, 319740), (1095, 299884), (1185, 277108), (1460, 224913), (1580, 207831), (1898, 173010), (2054, 159870), (2190, 149942), (2370, 138554), (2847, 115340), (3081, 106580), (3796, 86505), (4108, 79935), (4380, 74971), (4740, 69277), (4745, 69204), (5135, 63948), (5329, 61620), (5694, 57670), (5767, 56940), (6162, 53290), (9490, 34602), (10270, 31974), (10658, 30810), (11388, 28835), (11534, 28470), (12324, 26645), (14235, 23068), (15405, 21316), (15987, 20540), (17301, 18980)]