15404220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 52284960

約数和(自身を除く): 36880740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 52, 58, 60, 65, 78, 87, 90, 116, 117, 130, 145, 156, 174, 180, 195, 227, 234, 260, 261, 290, 348, 377, 390, 435, 454, 468, 522, 580, 585, 681, 754, 780, 870, 908, 1044, 1131, 1135, 1170, 1305, 1362, 1508, 1740, 1885, 2043, 2262, 2270, 2340, 2610, 2724, 2951, 3393, 3405, 3770, 4086, 4524, 4540, 5220, 5655, 5902, 6583, 6786, 6810, 7540, 8172, 8853, 10215, 11310, 11804, 13166, 13572, 13620, 14755, 16965, 17706, 19749, 20430, 22620, 26332, 26559, 29510, 32915, 33930, 35412, 39498, 40860, 44265, 53118, 59020, 59247, 65830, 67860, 78996, 85579, 88530, 98745, 106236, 118494, 131660, 132795, 171158, 177060, 197490, 236988, 256737, 265590, 296235, 342316, 394980, 427895, 513474, 531180, 592470, 770211, 855790, 1026948, 1184940, 1283685, 1540422, 1711580, 2567370, 3080844, 3851055, 5134740, 7702110, 15404220]

約数ペア:

[(1, 15404220), (2, 7702110), (3, 5134740), (4, 3851055), (5, 3080844), (6, 2567370), (9, 1711580), (10, 1540422), (12, 1283685), (13, 1184940), (15, 1026948), (18, 855790), (20, 770211), (26, 592470), (29, 531180), (30, 513474), (36, 427895), (39, 394980), (45, 342316), (52, 296235), (58, 265590), (60, 256737), (65, 236988), (78, 197490), (87, 177060), (90, 171158), (116, 132795), (117, 131660), (130, 118494), (145, 106236), (156, 98745), (174, 88530), (180, 85579), (195, 78996), (227, 67860), (234, 65830), (260, 59247), (261, 59020), (290, 53118), (348, 44265), (377, 40860), (390, 39498), (435, 35412), (454, 33930), (468, 32915), (522, 29510), (580, 26559), (585, 26332), (681, 22620), (754, 20430), (780, 19749), (870, 17706), (908, 16965), (1044, 14755), (1131, 13620), (1135, 13572), (1170, 13166), (1305, 11804), (1362, 11310), (1508, 10215), (1740, 8853), (1885, 8172), (2043, 7540), (2262, 6810), (2270, 6786), (2340, 6583), (2610, 5902), (2724, 5655), (2951, 5220), (3393, 4540), (3405, 4524), (3770, 4086)]