71408100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 219985920

約数和(自身を除く): 148577820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 79, 92, 100, 115, 131, 138, 150, 158, 230, 237, 262, 276, 300, 316, 345, 393, 395, 460, 474, 524, 575, 655, 690, 786, 790, 948, 1150, 1185, 1310, 1380, 1572, 1580, 1725, 1817, 1965, 1975, 2300, 2370, 2620, 3013, 3275, 3450, 3634, 3930, 3950, 4740, 5451, 5925, 6026, 6550, 6900, 7268, 7860, 7900, 9039, 9085, 9825, 10349, 10902, 11850, 12052, 13100, 15065, 18078, 18170, 19650, 20698, 21804, 23700, 27255, 30130, 31047, 36156, 36340, 39300, 41396, 45195, 45425, 51745, 54510, 60260, 62094, 75325, 90390, 90850, 103490, 109020, 124188, 136275, 150650, 155235, 180780, 181700, 206980, 225975, 238027, 258725, 272550, 301300, 310470, 451950, 476054, 517450, 545100, 620940, 714081, 776175, 903900, 952108, 1034900, 1190135, 1428162, 1552350, 2380270, 2856324, 3104700, 3570405, 4760540, 5950675, 7140810, 11901350, 14281620, 17852025, 23802700, 35704050, 71408100]

約数ペア:

[(1, 71408100), (2, 35704050), (3, 23802700), (4, 17852025), (5, 14281620), (6, 11901350), (10, 7140810), (12, 5950675), (15, 4760540), (20, 3570405), (23, 3104700), (25, 2856324), (30, 2380270), (46, 1552350), (50, 1428162), (60, 1190135), (69, 1034900), (75, 952108), (79, 903900), (92, 776175), (100, 714081), (115, 620940), (131, 545100), (138, 517450), (150, 476054), (158, 451950), (230, 310470), (237, 301300), (262, 272550), (276, 258725), (300, 238027), (316, 225975), (345, 206980), (393, 181700), (395, 180780), (460, 155235), (474, 150650), (524, 136275), (575, 124188), (655, 109020), (690, 103490), (786, 90850), (790, 90390), (948, 75325), (1150, 62094), (1185, 60260), (1310, 54510), (1380, 51745), (1572, 45425), (1580, 45195), (1725, 41396), (1817, 39300), (1965, 36340), (1975, 36156), (2300, 31047), (2370, 30130), (2620, 27255), (3013, 23700), (3275, 21804), (3450, 20698), (3634, 19650), (3930, 18170), (3950, 18078), (4740, 15065), (5451, 13100), (5925, 12052), (6026, 11850), (6550, 10902), (6900, 10349), (7268, 9825), (7860, 9085), (7900, 9039)]