128985300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{397}}^1$

素因数の和:455

約数の個数: 162

約数和(自身を含む): 427770798

約数和(自身を除く): 298785498

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 171, 180, 190, 225, 228, 285, 300, 342, 361, 380, 397, 450, 475, 570, 684, 722, 794, 855, 900, 950, 1083, 1140, 1191, 1425, 1444, 1588, 1710, 1805, 1900, 1985, 2166, 2382, 2850, 3249, 3420, 3573, 3610, 3970, 4275, 4332, 4764, 5415, 5700, 5955, 6498, 7146, 7220, 7543, 7940, 8550, 9025, 9925, 10830, 11910, 12996, 14292, 15086, 16245, 17100, 17865, 18050, 19850, 21660, 22629, 23820, 27075, 29775, 30172, 32490, 35730, 36100, 37715, 39700, 45258, 54150, 59550, 64980, 67887, 71460, 75430, 81225, 89325, 90516, 108300, 113145, 119100, 135774, 143317, 150860, 162450, 178650, 188575, 226290, 271548, 286634, 324900, 339435, 357300, 377150, 429951, 452580, 565725, 573268, 678870, 716585, 754300, 859902, 1131450, 1289853, 1357740, 1433170, 1697175, 1719804, 2149755, 2262900, 2579706, 2866340, 3394350, 3582925, 4299510, 5159412, 6449265, 6788700, 7165850, 8599020, 10748775, 12898530, 14331700, 21497550, 25797060, 32246325, 42995100, 64492650, 128985300]

約数ペア:

[(1, 128985300), (2, 64492650), (3, 42995100), (4, 32246325), (5, 25797060), (6, 21497550), (9, 14331700), (10, 12898530), (12, 10748775), (15, 8599020), (18, 7165850), (19, 6788700), (20, 6449265), (25, 5159412), (30, 4299510), (36, 3582925), (38, 3394350), (45, 2866340), (50, 2579706), (57, 2262900), (60, 2149755), (75, 1719804), (76, 1697175), (90, 1433170), (95, 1357740), (100, 1289853), (114, 1131450), (150, 859902), (171, 754300), (180, 716585), (190, 678870), (225, 573268), (228, 565725), (285, 452580), (300, 429951), (342, 377150), (361, 357300), (380, 339435), (397, 324900), (450, 286634), (475, 271548), (570, 226290), (684, 188575), (722, 178650), (794, 162450), (855, 150860), (900, 143317), (950, 135774), (1083, 119100), (1140, 113145), (1191, 108300), (1425, 90516), (1444, 89325), (1588, 81225), (1710, 75430), (1805, 71460), (1900, 67887), (1985, 64980), (2166, 59550), (2382, 54150), (2850, 45258), (3249, 39700), (3420, 37715), (3573, 36100), (3610, 35730), (3970, 32490), (4275, 30172), (4332, 29775), (4764, 27075), (5415, 23820), (5700, 22629), (5955, 21660), (6498, 19850), (7146, 18050), (7220, 17865), (7543, 17100), (7940, 16245), (8550, 15086), (9025, 14292), (9925, 12996), (10830, 11910)]