73567840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 194028912

約数和(自身を除く): 120461072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 43, 68, 74, 80, 85, 86, 136, 148, 160, 170, 172, 185, 215, 272, 289, 296, 340, 344, 370, 430, 544, 578, 592, 629, 680, 688, 731, 740, 860, 1156, 1184, 1258, 1360, 1376, 1445, 1462, 1480, 1591, 1720, 2312, 2516, 2720, 2890, 2924, 2960, 3145, 3182, 3440, 3655, 4624, 5032, 5780, 5848, 5920, 6290, 6364, 6880, 7310, 7955, 9248, 10064, 10693, 11560, 11696, 12427, 12580, 12728, 14620, 15910, 20128, 21386, 23120, 23392, 24854, 25160, 25456, 27047, 29240, 31820, 42772, 46240, 49708, 50320, 50912, 53465, 54094, 58480, 62135, 63640, 85544, 99416, 100640, 106930, 108188, 116960, 124270, 127280, 135235, 171088, 198832, 213860, 216376, 248540, 254560, 270470, 342176, 397664, 427720, 432752, 459799, 497080, 540940, 855440, 865504, 919598, 994160, 1081880, 1710880, 1839196, 1988320, 2163760, 2298995, 3678392, 4327520, 4597990, 7356784, 9195980, 14713568, 18391960, 36783920, 73567840]

約数ペア:

[(1, 73567840), (2, 36783920), (4, 18391960), (5, 14713568), (8, 9195980), (10, 7356784), (16, 4597990), (17, 4327520), (20, 3678392), (32, 2298995), (34, 2163760), (37, 1988320), (40, 1839196), (43, 1710880), (68, 1081880), (74, 994160), (80, 919598), (85, 865504), (86, 855440), (136, 540940), (148, 497080), (160, 459799), (170, 432752), (172, 427720), (185, 397664), (215, 342176), (272, 270470), (289, 254560), (296, 248540), (340, 216376), (344, 213860), (370, 198832), (430, 171088), (544, 135235), (578, 127280), (592, 124270), (629, 116960), (680, 108188), (688, 106930), (731, 100640), (740, 99416), (860, 85544), (1156, 63640), (1184, 62135), (1258, 58480), (1360, 54094), (1376, 53465), (1445, 50912), (1462, 50320), (1480, 49708), (1591, 46240), (1720, 42772), (2312, 31820), (2516, 29240), (2720, 27047), (2890, 25456), (2924, 25160), (2960, 24854), (3145, 23392), (3182, 23120), (3440, 21386), (3655, 20128), (4624, 15910), (5032, 14620), (5780, 12728), (5848, 12580), (5920, 12427), (6290, 11696), (6364, 11560), (6880, 10693), (7310, 10064), (7955, 9248)]