121461720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 128

約数和(自身を含む): 380989440

約数和(自身を除く): 259527720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 103, 120, 124, 155, 186, 206, 248, 309, 310, 317, 372, 412, 465, 515, 618, 620, 634, 744, 824, 930, 951, 1030, 1236, 1240, 1268, 1545, 1585, 1860, 1902, 2060, 2472, 2536, 3090, 3170, 3193, 3720, 3804, 4120, 4755, 6180, 6340, 6386, 7608, 9510, 9579, 9827, 12360, 12680, 12772, 15965, 19020, 19158, 19654, 25544, 29481, 31930, 32651, 38040, 38316, 39308, 47895, 49135, 58962, 63860, 65302, 76632, 78616, 95790, 97953, 98270, 117924, 127720, 130604, 147405, 163255, 191580, 195906, 196540, 235848, 261208, 294810, 326510, 383160, 391812, 393080, 489765, 589620, 653020, 783624, 979530, 1012181, 1179240, 1306040, 1959060, 2024362, 3036543, 3918120, 4048724, 5060905, 6073086, 8097448, 10121810, 12146172, 15182715, 20243620, 24292344, 30365430, 40487240, 60730860, 121461720]

約数ペア:

[(1, 121461720), (2, 60730860), (3, 40487240), (4, 30365430), (5, 24292344), (6, 20243620), (8, 15182715), (10, 12146172), (12, 10121810), (15, 8097448), (20, 6073086), (24, 5060905), (30, 4048724), (31, 3918120), (40, 3036543), (60, 2024362), (62, 1959060), (93, 1306040), (103, 1179240), (120, 1012181), (124, 979530), (155, 783624), (186, 653020), (206, 589620), (248, 489765), (309, 393080), (310, 391812), (317, 383160), (372, 326510), (412, 294810), (465, 261208), (515, 235848), (618, 196540), (620, 195906), (634, 191580), (744, 163255), (824, 147405), (930, 130604), (951, 127720), (1030, 117924), (1236, 98270), (1240, 97953), (1268, 95790), (1545, 78616), (1585, 76632), (1860, 65302), (1902, 63860), (2060, 58962), (2472, 49135), (2536, 47895), (3090, 39308), (3170, 38316), (3193, 38040), (3720, 32651), (3804, 31930), (4120, 29481), (4755, 25544), (6180, 19654), (6340, 19158), (6386, 19020), (7608, 15965), (9510, 12772), (9579, 12680), (9827, 12360)]