181540960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2216

約数の個数: 96

約数和(自身を含む): 468986112

約数和(自身を除く): 287445152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 340, 496, 527, 544, 620, 680, 992, 1054, 1240, 1360, 2108, 2153, 2480, 2635, 2720, 4216, 4306, 4960, 5270, 8432, 8612, 10540, 10765, 16864, 17224, 21080, 21530, 34448, 36601, 42160, 43060, 66743, 68896, 73202, 84320, 86120, 133486, 146404, 172240, 183005, 266972, 292808, 333715, 344480, 366010, 533944, 585616, 667430, 732020, 1067888, 1134631, 1171232, 1334860, 1464040, 2135776, 2269262, 2669720, 2928080, 4538524, 5339440, 5673155, 5856160, 9077048, 10678880, 11346310, 18154096, 22692620, 36308192, 45385240, 90770480, 181540960]

約数ペア:

[(1, 181540960), (2, 90770480), (4, 45385240), (5, 36308192), (8, 22692620), (10, 18154096), (16, 11346310), (17, 10678880), (20, 9077048), (31, 5856160), (32, 5673155), (34, 5339440), (40, 4538524), (62, 2928080), (68, 2669720), (80, 2269262), (85, 2135776), (124, 1464040), (136, 1334860), (155, 1171232), (160, 1134631), (170, 1067888), (248, 732020), (272, 667430), (310, 585616), (340, 533944), (496, 366010), (527, 344480), (544, 333715), (620, 292808), (680, 266972), (992, 183005), (1054, 172240), (1240, 146404), (1360, 133486), (2108, 86120), (2153, 84320), (2480, 73202), (2635, 68896), (2720, 66743), (4216, 43060), (4306, 42160), (4960, 36601), (5270, 34448), (8432, 21530), (8612, 21080), (10540, 17224), (10765, 16864)]