43020640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 144

約数和(自身を含む): 115658928

約数和(自身を除く): 72638288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 43, 52, 65, 74, 80, 86, 104, 130, 148, 160, 169, 172, 185, 208, 215, 260, 296, 338, 344, 370, 416, 430, 481, 520, 559, 592, 676, 688, 740, 845, 860, 962, 1040, 1118, 1184, 1352, 1376, 1480, 1591, 1690, 1720, 1924, 2080, 2236, 2405, 2704, 2795, 2960, 3182, 3380, 3440, 3848, 4472, 4810, 5408, 5590, 5920, 6253, 6364, 6760, 6880, 7267, 7696, 7955, 8944, 9620, 11180, 12506, 12728, 13520, 14534, 15392, 15910, 17888, 19240, 20683, 22360, 25012, 25456, 27040, 29068, 31265, 31820, 36335, 38480, 41366, 44720, 50024, 50912, 58136, 62530, 63640, 72670, 76960, 82732, 89440, 100048, 103415, 116272, 125060, 127280, 145340, 165464, 200096, 206830, 232544, 250120, 254560, 268879, 290680, 330928, 413660, 500240, 537758, 581360, 661856, 827320, 1000480, 1075516, 1162720, 1344395, 1654640, 2151032, 2688790, 3309280, 4302064, 5377580, 8604128, 10755160, 21510320, 43020640]

約数ペア:

[(1, 43020640), (2, 21510320), (4, 10755160), (5, 8604128), (8, 5377580), (10, 4302064), (13, 3309280), (16, 2688790), (20, 2151032), (26, 1654640), (32, 1344395), (37, 1162720), (40, 1075516), (43, 1000480), (52, 827320), (65, 661856), (74, 581360), (80, 537758), (86, 500240), (104, 413660), (130, 330928), (148, 290680), (160, 268879), (169, 254560), (172, 250120), (185, 232544), (208, 206830), (215, 200096), (260, 165464), (296, 145340), (338, 127280), (344, 125060), (370, 116272), (416, 103415), (430, 100048), (481, 89440), (520, 82732), (559, 76960), (592, 72670), (676, 63640), (688, 62530), (740, 58136), (845, 50912), (860, 50024), (962, 44720), (1040, 41366), (1118, 38480), (1184, 36335), (1352, 31820), (1376, 31265), (1480, 29068), (1591, 27040), (1690, 25456), (1720, 25012), (1924, 22360), (2080, 20683), (2236, 19240), (2405, 17888), (2704, 15910), (2795, 15392), (2960, 14534), (3182, 13520), (3380, 12728), (3440, 12506), (3848, 11180), (4472, 9620), (4810, 8944), (5408, 7955), (5590, 7696), (5920, 7267), (6253, 6880), (6364, 6760)]