90305360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2887}}^1$

素因数の和:2940

約数の個数: 80

約数和(自身を含む): 232056576

約数和(自身を除く): 141751216

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 920, 1360, 1564, 1840, 1955, 2887, 3128, 3910, 5774, 6256, 7820, 11548, 14435, 15640, 23096, 28870, 31280, 46192, 49079, 57740, 66401, 98158, 115480, 132802, 196316, 230960, 245395, 265604, 332005, 392632, 490790, 531208, 664010, 785264, 981580, 1062416, 1128817, 1328020, 1963160, 2257634, 2656040, 3926320, 4515268, 5312080, 5644085, 9030536, 11288170, 18061072, 22576340, 45152680, 90305360]

約数ペア:

[(1, 90305360), (2, 45152680), (4, 22576340), (5, 18061072), (8, 11288170), (10, 9030536), (16, 5644085), (17, 5312080), (20, 4515268), (23, 3926320), (34, 2656040), (40, 2257634), (46, 1963160), (68, 1328020), (80, 1128817), (85, 1062416), (92, 981580), (115, 785264), (136, 664010), (170, 531208), (184, 490790), (230, 392632), (272, 332005), (340, 265604), (368, 245395), (391, 230960), (460, 196316), (680, 132802), (782, 115480), (920, 98158), (1360, 66401), (1564, 57740), (1840, 49079), (1955, 46192), (2887, 31280), (3128, 28870), (3910, 23096), (5774, 15640), (6256, 14435), (7820, 11548)]