242172840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:432

約数の個数: 256

約数和(自身を含む): 910264320

約数和(自身を除く): 668091480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 67, 70, 78, 84, 91, 104, 105, 120, 130, 134, 140, 156, 168, 182, 195, 201, 210, 260, 268, 273, 280, 312, 331, 335, 364, 390, 402, 420, 455, 469, 520, 536, 546, 662, 670, 728, 780, 804, 840, 871, 910, 938, 993, 1005, 1092, 1324, 1340, 1365, 1407, 1560, 1608, 1655, 1742, 1820, 1876, 1986, 2010, 2184, 2317, 2345, 2613, 2648, 2680, 2730, 2814, 3310, 3484, 3640, 3752, 3972, 4020, 4303, 4355, 4634, 4690, 4965, 5226, 5460, 5628, 6097, 6620, 6951, 6968, 7035, 7944, 8040, 8606, 8710, 9268, 9380, 9930, 10452, 10920, 11256, 11585, 12194, 12909, 13065, 13240, 13902, 14070, 17212, 17420, 18291, 18536, 18760, 19860, 20904, 21515, 22177, 23170, 24388, 25818, 26130, 27804, 28140, 30121, 30485, 34424, 34755, 34840, 36582, 39720, 43030, 44354, 46340, 48776, 51636, 52260, 55608, 56280, 60242, 60970, 64545, 66531, 69510, 73164, 86060, 88708, 90363, 91455, 92680, 103272, 104520, 110885, 120484, 121940, 129090, 133062, 139020, 146328, 150605, 155239, 172120, 177416, 180726, 182910, 221770, 240968, 243880, 258180, 266124, 278040, 288301, 301210, 310478, 332655, 361452, 365820, 443540, 451815, 465717, 516360, 532248, 576602, 602420, 620956, 665310, 722904, 731640, 776195, 864903, 887080, 903630, 931434, 1153204, 1204840, 1241912, 1330620, 1441505, 1552390, 1729806, 1807260, 1862868, 2018107, 2306408, 2328585, 2661240, 2883010, 3104780, 3459612, 3614520, 3725736, 4036214, 4324515, 4657170, 5766020, 6054321, 6209560, 6919224, 8072428, 8649030, 9314340, 10090535, 11532040, 12108642, 16144856, 17298060, 18628680, 20181070, 24217284, 30271605, 34596120, 40362140, 48434568, 60543210, 80724280, 121086420, 242172840]

約数ペア:

[(1, 242172840), (2, 121086420), (3, 80724280), (4, 60543210), (5, 48434568), (6, 40362140), (7, 34596120), (8, 30271605), (10, 24217284), (12, 20181070), (13, 18628680), (14, 17298060), (15, 16144856), (20, 12108642), (21, 11532040), (24, 10090535), (26, 9314340), (28, 8649030), (30, 8072428), (35, 6919224), (39, 6209560), (40, 6054321), (42, 5766020), (52, 4657170), (56, 4324515), (60, 4036214), (65, 3725736), (67, 3614520), (70, 3459612), (78, 3104780), (84, 2883010), (91, 2661240), (104, 2328585), (105, 2306408), (120, 2018107), (130, 1862868), (134, 1807260), (140, 1729806), (156, 1552390), (168, 1441505), (182, 1330620), (195, 1241912), (201, 1204840), (210, 1153204), (260, 931434), (268, 903630), (273, 887080), (280, 864903), (312, 776195), (331, 731640), (335, 722904), (364, 665310), (390, 620956), (402, 602420), (420, 576602), (455, 532248), (469, 516360), (520, 465717), (536, 451815), (546, 443540), (662, 365820), (670, 361452), (728, 332655), (780, 310478), (804, 301210), (840, 288301), (871, 278040), (910, 266124), (938, 258180), (993, 243880), (1005, 240968), (1092, 221770), (1324, 182910), (1340, 180726), (1365, 177416), (1407, 172120), (1560, 155239), (1608, 150605), (1655, 146328), (1742, 139020), (1820, 133062), (1876, 129090), (1986, 121940), (2010, 120484), (2184, 110885), (2317, 104520), (2345, 103272), (2613, 92680), (2648, 91455), (2680, 90363), (2730, 88708), (2814, 86060), (3310, 73164), (3484, 69510), (3640, 66531), (3752, 64545), (3972, 60970), (4020, 60242), (4303, 56280), (4355, 55608), (4634, 52260), (4690, 51636), (4965, 48776), (5226, 46340), (5460, 44354), (5628, 43030), (6097, 39720), (6620, 36582), (6951, 34840), (6968, 34755), (7035, 34424), (7944, 30485), (8040, 30121), (8606, 28140), (8710, 27804), (9268, 26130), (9380, 25818), (9930, 24388), (10452, 23170), (10920, 22177), (11256, 21515), (11585, 20904), (12194, 19860), (12909, 18760), (13065, 18536), (13240, 18291), (13902, 17420), (14070, 17212)]