640970295056

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{224491}}^1$

素因数の和:224609

約数の個数: 160

約数和(自身を含む): 1599403131648

約数和(自身を除く): 958432836592

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 52, 53, 56, 74, 91, 104, 106, 112, 148, 182, 208, 212, 259, 296, 364, 371, 424, 481, 518, 592, 689, 728, 742, 848, 962, 1036, 1378, 1456, 1484, 1924, 1961, 2072, 2756, 2968, 3367, 3848, 3922, 4144, 4823, 5512, 5936, 6734, 7696, 7844, 9646, 11024, 13468, 13727, 15688, 19292, 25493, 26936, 27454, 31376, 38584, 50986, 53872, 54908, 77168, 101972, 109816, 178451, 203944, 219632, 224491, 356902, 407888, 448982, 713804, 897964, 1427608, 1571437, 1795928, 2855216, 2918383, 3142874, 3591856, 5836766, 6285748, 8306167, 11673532, 11898023, 12571496, 16612334, 20428681, 23347064, 23796046, 25142992, 33224668, 40857362, 46694128, 47592092, 58143169, 66449336, 81714724, 83286161, 95184184, 107980171, 116286338, 132898672, 154674299, 163429448, 166572322, 190368368, 215960342, 232572676, 309348598, 326858896, 333144644, 431920684, 440226851, 465145352, 618697196, 666289288, 755861197, 863841368, 880453702, 930290704, 1082720093, 1237394392, 1332578576, 1511722394, 1727682736, 1760907404, 2165440186, 2474788784, 3023444788, 3081587957, 3521814808, 4330880372, 5722949063, 6046889576, 6163175914, 7043629616, 8661760744, 11445898126, 12093779152, 12326351828, 17323521488, 22891796252, 24652703656, 40060643441, 45783592504, 49305407312, 80121286882, 91567185008, 160242573764, 320485147528, 640970295056]

約数ペア:

[(1, 640970295056), (2, 320485147528), (4, 160242573764), (7, 91567185008), (8, 80121286882), (13, 49305407312), (14, 45783592504), (16, 40060643441), (26, 24652703656), (28, 22891796252), (37, 17323521488), (52, 12326351828), (53, 12093779152), (56, 11445898126), (74, 8661760744), (91, 7043629616), (104, 6163175914), (106, 6046889576), (112, 5722949063), (148, 4330880372), (182, 3521814808), (208, 3081587957), (212, 3023444788), (259, 2474788784), (296, 2165440186), (364, 1760907404), (371, 1727682736), (424, 1511722394), (481, 1332578576), (518, 1237394392), (592, 1082720093), (689, 930290704), (728, 880453702), (742, 863841368), (848, 755861197), (962, 666289288), (1036, 618697196), (1378, 465145352), (1456, 440226851), (1484, 431920684), (1924, 333144644), (1961, 326858896), (2072, 309348598), (2756, 232572676), (2968, 215960342), (3367, 190368368), (3848, 166572322), (3922, 163429448), (4144, 154674299), (4823, 132898672), (5512, 116286338), (5936, 107980171), (6734, 95184184), (7696, 83286161), (7844, 81714724), (9646, 66449336), (11024, 58143169), (13468, 47592092), (13727, 46694128), (15688, 40857362), (19292, 33224668), (25493, 25142992), (26936, 23796046), (27454, 23347064), (31376, 20428681), (38584, 16612334), (50986, 12571496), (53872, 11898023), (54908, 11673532), (77168, 8306167), (101972, 6285748), (109816, 5836766), (178451, 3591856), (203944, 3142874), (219632, 2918383), (224491, 2855216), (356902, 1795928), (407888, 1571437), (448982, 1427608), (713804, 897964)]