66939880

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:97

約数の個数: 160

約数和(自身を含む): 190580040

約数和(自身を除く): 123640160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 41, 49, 56, 68, 70, 82, 85, 98, 119, 136, 140, 164, 170, 196, 205, 238, 245, 280, 287, 328, 340, 343, 392, 410, 476, 490, 574, 595, 680, 686, 697, 820, 833, 952, 980, 1148, 1190, 1372, 1394, 1435, 1640, 1666, 1715, 1960, 2009, 2296, 2380, 2401, 2744, 2788, 2870, 3332, 3430, 3485, 4018, 4165, 4760, 4802, 4879, 5576, 5740, 5831, 6664, 6860, 6970, 8036, 8330, 9604, 9758, 10045, 11480, 11662, 12005, 13720, 13940, 14063, 16072, 16660, 19208, 19516, 20090, 23324, 24010, 24395, 27880, 28126, 29155, 33320, 34153, 39032, 40180, 40817, 46648, 48020, 48790, 56252, 58310, 68306, 70315, 80360, 81634, 96040, 97580, 98441, 112504, 116620, 136612, 140630, 163268, 170765, 195160, 196882, 204085, 233240, 239071, 273224, 281260, 326536, 341530, 393764, 408170, 478142, 492205, 562520, 683060, 787528, 816340, 956284, 984410, 1195355, 1366120, 1632680, 1673497, 1912568, 1968820, 2390710, 3346994, 3937640, 4781420, 6693988, 8367485, 9562840, 13387976, 16734970, 33469940, 66939880]

約数ペア:

[(1, 66939880), (2, 33469940), (4, 16734970), (5, 13387976), (7, 9562840), (8, 8367485), (10, 6693988), (14, 4781420), (17, 3937640), (20, 3346994), (28, 2390710), (34, 1968820), (35, 1912568), (40, 1673497), (41, 1632680), (49, 1366120), (56, 1195355), (68, 984410), (70, 956284), (82, 816340), (85, 787528), (98, 683060), (119, 562520), (136, 492205), (140, 478142), (164, 408170), (170, 393764), (196, 341530), (205, 326536), (238, 281260), (245, 273224), (280, 239071), (287, 233240), (328, 204085), (340, 196882), (343, 195160), (392, 170765), (410, 163268), (476, 140630), (490, 136612), (574, 116620), (595, 112504), (680, 98441), (686, 97580), (697, 96040), (820, 81634), (833, 80360), (952, 70315), (980, 68306), (1148, 58310), (1190, 56252), (1372, 48790), (1394, 48020), (1435, 46648), (1640, 40817), (1666, 40180), (1715, 39032), (1960, 34153), (2009, 33320), (2296, 29155), (2380, 28126), (2401, 27880), (2744, 24395), (2788, 24010), (2870, 23324), (3332, 20090), (3430, 19516), (3485, 19208), (4018, 16660), (4165, 16072), (4760, 14063), (4802, 13940), (4879, 13720), (5576, 12005), (5740, 11662), (5831, 11480), (6664, 10045), (6860, 9758), (6970, 9604), (8036, 8330)]