64768860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 214643520

約数和(自身を除く): 149874660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 89, 90, 117, 130, 156, 178, 180, 195, 234, 260, 267, 311, 356, 390, 445, 468, 534, 585, 622, 780, 801, 890, 933, 1068, 1157, 1170, 1244, 1335, 1555, 1602, 1780, 1866, 2314, 2340, 2670, 2799, 3110, 3204, 3471, 3732, 4005, 4043, 4628, 4665, 5340, 5598, 5785, 6220, 6942, 8010, 8086, 9330, 10413, 11196, 11570, 12129, 13884, 13995, 16020, 16172, 17355, 18660, 20215, 20826, 23140, 24258, 27679, 27990, 34710, 36387, 40430, 41652, 48516, 52065, 55358, 55980, 60645, 69420, 72774, 80860, 83037, 104130, 110716, 121290, 138395, 145548, 166074, 181935, 208260, 242580, 249111, 276790, 332148, 359827, 363870, 415185, 498222, 553580, 719654, 727740, 830370, 996444, 1079481, 1245555, 1439308, 1660740, 1799135, 2158962, 2491110, 3238443, 3598270, 4317924, 4982220, 5397405, 6476886, 7196540, 10794810, 12953772, 16192215, 21589620, 32384430, 64768860]

約数ペア:

[(1, 64768860), (2, 32384430), (3, 21589620), (4, 16192215), (5, 12953772), (6, 10794810), (9, 7196540), (10, 6476886), (12, 5397405), (13, 4982220), (15, 4317924), (18, 3598270), (20, 3238443), (26, 2491110), (30, 2158962), (36, 1799135), (39, 1660740), (45, 1439308), (52, 1245555), (60, 1079481), (65, 996444), (78, 830370), (89, 727740), (90, 719654), (117, 553580), (130, 498222), (156, 415185), (178, 363870), (180, 359827), (195, 332148), (234, 276790), (260, 249111), (267, 242580), (311, 208260), (356, 181935), (390, 166074), (445, 145548), (468, 138395), (534, 121290), (585, 110716), (622, 104130), (780, 83037), (801, 80860), (890, 72774), (933, 69420), (1068, 60645), (1157, 55980), (1170, 55358), (1244, 52065), (1335, 48516), (1555, 41652), (1602, 40430), (1780, 36387), (1866, 34710), (2314, 27990), (2340, 27679), (2670, 24258), (2799, 23140), (3110, 20826), (3204, 20215), (3471, 18660), (3732, 17355), (4005, 16172), (4043, 16020), (4628, 13995), (4665, 13884), (5340, 12129), (5598, 11570), (5785, 11196), (6220, 10413), (6942, 9330), (8010, 8086)]