245887320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:362

約数の個数: 256

約数和(自身を含む): 909480960

約数和(自身を除く): 663593640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 67, 68, 70, 84, 85, 102, 105, 119, 120, 134, 136, 140, 168, 170, 201, 204, 210, 238, 255, 257, 268, 280, 335, 340, 357, 402, 408, 420, 469, 476, 510, 514, 536, 595, 670, 680, 714, 771, 804, 840, 938, 952, 1005, 1020, 1028, 1139, 1190, 1285, 1340, 1407, 1428, 1542, 1608, 1785, 1799, 1876, 2010, 2040, 2056, 2278, 2345, 2380, 2570, 2680, 2814, 2856, 3084, 3417, 3570, 3598, 3752, 3855, 4020, 4369, 4556, 4690, 4760, 5140, 5397, 5628, 5695, 6168, 6834, 7035, 7140, 7196, 7710, 7973, 8040, 8738, 8995, 9112, 9380, 10280, 10794, 11256, 11390, 13107, 13668, 14070, 14280, 14392, 15420, 15946, 17085, 17219, 17476, 17990, 18760, 21588, 21845, 22780, 23919, 26214, 26985, 27336, 28140, 30583, 30840, 31892, 34170, 34438, 34952, 35980, 39865, 43176, 43690, 45560, 47838, 51657, 52428, 53970, 56280, 61166, 63784, 65535, 68340, 68876, 71960, 79730, 86095, 87380, 91749, 95676, 103314, 104856, 107940, 119595, 120533, 122332, 131070, 136680, 137752, 152915, 159460, 172190, 174760, 183498, 191352, 206628, 215880, 239190, 241066, 244664, 258285, 262140, 292723, 305830, 318920, 344380, 361599, 366996, 413256, 458745, 478380, 482132, 516570, 524280, 585446, 602665, 611660, 688760, 723198, 733992, 878169, 917490, 956760, 964264, 1033140, 1170892, 1205330, 1223320, 1446396, 1463615, 1756338, 1807995, 1834980, 2049061, 2066280, 2341784, 2410660, 2892792, 2927230, 3512676, 3615990, 3669960, 4098122, 4390845, 4821320, 5854460, 6147183, 7025352, 7231980, 8196244, 8781690, 10245305, 11708920, 12294366, 14463960, 16392488, 17563380, 20490610, 24588732, 30735915, 35126760, 40981220, 49177464, 61471830, 81962440, 122943660, 245887320]

約数ペア:

[(1, 245887320), (2, 122943660), (3, 81962440), (4, 61471830), (5, 49177464), (6, 40981220), (7, 35126760), (8, 30735915), (10, 24588732), (12, 20490610), (14, 17563380), (15, 16392488), (17, 14463960), (20, 12294366), (21, 11708920), (24, 10245305), (28, 8781690), (30, 8196244), (34, 7231980), (35, 7025352), (40, 6147183), (42, 5854460), (51, 4821320), (56, 4390845), (60, 4098122), (67, 3669960), (68, 3615990), (70, 3512676), (84, 2927230), (85, 2892792), (102, 2410660), (105, 2341784), (119, 2066280), (120, 2049061), (134, 1834980), (136, 1807995), (140, 1756338), (168, 1463615), (170, 1446396), (201, 1223320), (204, 1205330), (210, 1170892), (238, 1033140), (255, 964264), (257, 956760), (268, 917490), (280, 878169), (335, 733992), (340, 723198), (357, 688760), (402, 611660), (408, 602665), (420, 585446), (469, 524280), (476, 516570), (510, 482132), (514, 478380), (536, 458745), (595, 413256), (670, 366996), (680, 361599), (714, 344380), (771, 318920), (804, 305830), (840, 292723), (938, 262140), (952, 258285), (1005, 244664), (1020, 241066), (1028, 239190), (1139, 215880), (1190, 206628), (1285, 191352), (1340, 183498), (1407, 174760), (1428, 172190), (1542, 159460), (1608, 152915), (1785, 137752), (1799, 136680), (1876, 131070), (2010, 122332), (2040, 120533), (2056, 119595), (2278, 107940), (2345, 104856), (2380, 103314), (2570, 95676), (2680, 91749), (2814, 87380), (2856, 86095), (3084, 79730), (3417, 71960), (3570, 68876), (3598, 68340), (3752, 65535), (3855, 63784), (4020, 61166), (4369, 56280), (4556, 53970), (4690, 52428), (4760, 51657), (5140, 47838), (5397, 45560), (5628, 43690), (5695, 43176), (6168, 39865), (6834, 35980), (7035, 34952), (7140, 34438), (7196, 34170), (7710, 31892), (7973, 30840), (8040, 30583), (8738, 28140), (8995, 27336), (9112, 26985), (9380, 26214), (10280, 23919), (10794, 22780), (11256, 21845), (11390, 21588), (13107, 18760), (13668, 17990), (14070, 17476), (14280, 17219), (14392, 17085), (15420, 15946)]