255226720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7351}}^1$

素因数の和:7404

約数の個数: 96

約数和(自身を含む): 711438336

約数和(自身を除く): 456211616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 2170, 2480, 3472, 4340, 4960, 6944, 7351, 8680, 14702, 17360, 29404, 34720, 36755, 51457, 58808, 73510, 102914, 117616, 147020, 205828, 227881, 235232, 257285, 294040, 411656, 455762, 514570, 588080, 823312, 911524, 1029140, 1139405, 1176160, 1595167, 1646624, 1823048, 2058280, 2278810, 3190334, 3646096, 4116560, 4557620, 6380668, 7292192, 7975835, 8233120, 9115240, 12761336, 15951670, 18230480, 25522672, 31903340, 36460960, 51045344, 63806680, 127613360, 255226720]

約数ペア:

[(1, 255226720), (2, 127613360), (4, 63806680), (5, 51045344), (7, 36460960), (8, 31903340), (10, 25522672), (14, 18230480), (16, 15951670), (20, 12761336), (28, 9115240), (31, 8233120), (32, 7975835), (35, 7292192), (40, 6380668), (56, 4557620), (62, 4116560), (70, 3646096), (80, 3190334), (112, 2278810), (124, 2058280), (140, 1823048), (155, 1646624), (160, 1595167), (217, 1176160), (224, 1139405), (248, 1029140), (280, 911524), (310, 823312), (434, 588080), (496, 514570), (560, 455762), (620, 411656), (868, 294040), (992, 257285), (1085, 235232), (1120, 227881), (1240, 205828), (1736, 147020), (2170, 117616), (2480, 102914), (3472, 73510), (4340, 58808), (4960, 51457), (6944, 36755), (7351, 34720), (8680, 29404), (14702, 17360)]