79440320

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{859}}^1$

素因数の和:910

約数の個数: 84

約数和(自身を含む): 201183240

約数和(自身を除く): 121742920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 289, 320, 340, 544, 578, 680, 859, 1088, 1156, 1360, 1445, 1718, 2312, 2720, 2890, 3436, 4295, 4624, 5440, 5780, 6872, 8590, 9248, 11560, 13744, 14603, 17180, 18496, 23120, 27488, 29206, 34360, 46240, 54976, 58412, 68720, 73015, 92480, 116824, 137440, 146030, 233648, 248251, 274880, 292060, 467296, 496502, 584120, 934592, 993004, 1168240, 1241255, 1986008, 2336480, 2482510, 3972016, 4672960, 4965020, 7944032, 9930040, 15888064, 19860080, 39720160, 79440320]

約数ペア:

[(1, 79440320), (2, 39720160), (4, 19860080), (5, 15888064), (8, 9930040), (10, 7944032), (16, 4965020), (17, 4672960), (20, 3972016), (32, 2482510), (34, 2336480), (40, 1986008), (64, 1241255), (68, 1168240), (80, 993004), (85, 934592), (136, 584120), (160, 496502), (170, 467296), (272, 292060), (289, 274880), (320, 248251), (340, 233648), (544, 146030), (578, 137440), (680, 116824), (859, 92480), (1088, 73015), (1156, 68720), (1360, 58412), (1445, 54976), (1718, 46240), (2312, 34360), (2720, 29206), (2890, 27488), (3436, 23120), (4295, 18496), (4624, 17180), (5440, 14603), (5780, 13744), (6872, 11560), (8590, 9248)]