310988580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38971}}^1$

素因数の和:39009

約数の個数: 96

約数和(自身を含む): 1047567360

約数和(自身を除く): 736578780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 38971, 77942, 116913, 155884, 194855, 233826, 272797, 389710, 467652, 545594, 584565, 740449, 779420, 818391, 1091188, 1169130, 1363985, 1480898, 1636782, 2221347, 2338260, 2727970, 2961796, 3273564, 3702245, 4091955, 4442694, 5183143, 5455940, 7404490, 8183910, 8885388, 10366286, 11106735, 14808980, 15549429, 16367820, 20732572, 22213470, 25915715, 31098858, 44426940, 51831430, 62197716, 77747145, 103662860, 155494290, 310988580]

約数ペア:

[(1, 310988580), (2, 155494290), (3, 103662860), (4, 77747145), (5, 62197716), (6, 51831430), (7, 44426940), (10, 31098858), (12, 25915715), (14, 22213470), (15, 20732572), (19, 16367820), (20, 15549429), (21, 14808980), (28, 11106735), (30, 10366286), (35, 8885388), (38, 8183910), (42, 7404490), (57, 5455940), (60, 5183143), (70, 4442694), (76, 4091955), (84, 3702245), (95, 3273564), (105, 2961796), (114, 2727970), (133, 2338260), (140, 2221347), (190, 1636782), (210, 1480898), (228, 1363985), (266, 1169130), (285, 1091188), (380, 818391), (399, 779420), (420, 740449), (532, 584565), (570, 545594), (665, 467652), (798, 389710), (1140, 272797), (1330, 233826), (1596, 194855), (1995, 155884), (2660, 116913), (3990, 77942), (7980, 38971)]