236428816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1080

約数の個数: 80

約数和(自身を含む): 523522048

約数和(自身を除く): 287093232

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 37, 52, 62, 74, 104, 124, 148, 208, 248, 296, 403, 481, 496, 592, 806, 962, 991, 1147, 1612, 1924, 1982, 2294, 3224, 3848, 3964, 4588, 6448, 7696, 7928, 9176, 12883, 14911, 15856, 18352, 25766, 29822, 30721, 36667, 51532, 59644, 61442, 73334, 103064, 119288, 122884, 146668, 206128, 238576, 245768, 293336, 399373, 476671, 491536, 586672, 798746, 953342, 1136677, 1597492, 1906684, 2273354, 3194984, 3813368, 4546708, 6389968, 7626736, 9093416, 14776801, 18186832, 29553602, 59107204, 118214408, 236428816]

約数ペア:

[(1, 236428816), (2, 118214408), (4, 59107204), (8, 29553602), (13, 18186832), (16, 14776801), (26, 9093416), (31, 7626736), (37, 6389968), (52, 4546708), (62, 3813368), (74, 3194984), (104, 2273354), (124, 1906684), (148, 1597492), (208, 1136677), (248, 953342), (296, 798746), (403, 586672), (481, 491536), (496, 476671), (592, 399373), (806, 293336), (962, 245768), (991, 238576), (1147, 206128), (1612, 146668), (1924, 122884), (1982, 119288), (2294, 103064), (3224, 73334), (3848, 61442), (3964, 59644), (4588, 51532), (6448, 36667), (7696, 30721), (7928, 29822), (9176, 25766), (12883, 18352), (14911, 15856)]