87490440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12791}}^1$

素因数の和:12827

約数の個数: 96

約数和(自身を含む): 299332800

約数和(自身を除く): 211842360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 12791, 25582, 38373, 51164, 63955, 76746, 102328, 115119, 127910, 153492, 191865, 230238, 243029, 255820, 306984, 383730, 460476, 486058, 511640, 575595, 729087, 767460, 920952, 972116, 1151190, 1215145, 1458174, 1534920, 1944232, 2187261, 2302380, 2430290, 2916348, 3645435, 4374522, 4604760, 4860580, 5832696, 7290870, 8749044, 9721160, 10936305, 14581740, 17498088, 21872610, 29163480, 43745220, 87490440]

約数ペア:

[(1, 87490440), (2, 43745220), (3, 29163480), (4, 21872610), (5, 17498088), (6, 14581740), (8, 10936305), (9, 9721160), (10, 8749044), (12, 7290870), (15, 5832696), (18, 4860580), (19, 4604760), (20, 4374522), (24, 3645435), (30, 2916348), (36, 2430290), (38, 2302380), (40, 2187261), (45, 1944232), (57, 1534920), (60, 1458174), (72, 1215145), (76, 1151190), (90, 972116), (95, 920952), (114, 767460), (120, 729087), (152, 575595), (171, 511640), (180, 486058), (190, 460476), (228, 383730), (285, 306984), (342, 255820), (360, 243029), (380, 230238), (456, 191865), (570, 153492), (684, 127910), (760, 115119), (855, 102328), (1140, 76746), (1368, 63955), (1710, 51164), (2280, 38373), (3420, 25582), (6840, 12791)]