520075764

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:670

約数の個数: 144

約数和(自身を含む): 1513512000

約数和(自身を除く): 993436236

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 131, 153, 156, 204, 221, 234, 262, 306, 393, 442, 468, 499, 524, 612, 663, 786, 884, 998, 1179, 1326, 1497, 1572, 1703, 1989, 1996, 2227, 2358, 2652, 2994, 3406, 3978, 4454, 4491, 4716, 5109, 5988, 6487, 6681, 6812, 7956, 8483, 8908, 8982, 10218, 12974, 13362, 15327, 16966, 17964, 19461, 20043, 20436, 25449, 25948, 26724, 28951, 30654, 33932, 38922, 40086, 50898, 57902, 58383, 61308, 65369, 76347, 77844, 80172, 86853, 101796, 110279, 115804, 116766, 130738, 152694, 173706, 196107, 220558, 233532, 260559, 261476, 305388, 330837, 347412, 392214, 441116, 521118, 588321, 661674, 784428, 849797, 992511, 1042236, 1111273, 1176642, 1323348, 1699594, 1985022, 2222546, 2353284, 2549391, 3333819, 3399188, 3970044, 4445092, 5098782, 6667638, 7648173, 10001457, 10197564, 13335276, 14446549, 15296346, 20002914, 28893098, 30592692, 40005828, 43339647, 57786196, 86679294, 130018941, 173358588, 260037882, 520075764]

約数ペア:

[(1, 520075764), (2, 260037882), (3, 173358588), (4, 130018941), (6, 86679294), (9, 57786196), (12, 43339647), (13, 40005828), (17, 30592692), (18, 28893098), (26, 20002914), (34, 15296346), (36, 14446549), (39, 13335276), (51, 10197564), (52, 10001457), (68, 7648173), (78, 6667638), (102, 5098782), (117, 4445092), (131, 3970044), (153, 3399188), (156, 3333819), (204, 2549391), (221, 2353284), (234, 2222546), (262, 1985022), (306, 1699594), (393, 1323348), (442, 1176642), (468, 1111273), (499, 1042236), (524, 992511), (612, 849797), (663, 784428), (786, 661674), (884, 588321), (998, 521118), (1179, 441116), (1326, 392214), (1497, 347412), (1572, 330837), (1703, 305388), (1989, 261476), (1996, 260559), (2227, 233532), (2358, 220558), (2652, 196107), (2994, 173706), (3406, 152694), (3978, 130738), (4454, 116766), (4491, 115804), (4716, 110279), (5109, 101796), (5988, 86853), (6487, 80172), (6681, 77844), (6812, 76347), (7956, 65369), (8483, 61308), (8908, 58383), (8982, 57902), (10218, 50898), (12974, 40086), (13362, 38922), (15327, 33932), (16966, 30654), (17964, 28951), (19461, 26724), (20043, 25948), (20436, 25449)]