151638640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2593}}^1$

素因数の和:2666

約数の個数: 80

約数和(自身を含む): 382127328

約数和(自身を除く): 230488688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 860, 1360, 1462, 1720, 2593, 2924, 3440, 3655, 5186, 5848, 7310, 10372, 11696, 12965, 14620, 20744, 25930, 29240, 41488, 44081, 51860, 58480, 88162, 103720, 111499, 176324, 207440, 220405, 222998, 352648, 440810, 445996, 557495, 705296, 881620, 891992, 1114990, 1763240, 1783984, 1895483, 2229980, 3526480, 3790966, 4459960, 7581932, 8919920, 9477415, 15163864, 18954830, 30327728, 37909660, 75819320, 151638640]

約数ペア:

[(1, 151638640), (2, 75819320), (4, 37909660), (5, 30327728), (8, 18954830), (10, 15163864), (16, 9477415), (17, 8919920), (20, 7581932), (34, 4459960), (40, 3790966), (43, 3526480), (68, 2229980), (80, 1895483), (85, 1783984), (86, 1763240), (136, 1114990), (170, 891992), (172, 881620), (215, 705296), (272, 557495), (340, 445996), (344, 440810), (430, 352648), (680, 222998), (688, 220405), (731, 207440), (860, 176324), (1360, 111499), (1462, 103720), (1720, 88162), (2593, 58480), (2924, 51860), (3440, 44081), (3655, 41488), (5186, 29240), (5848, 25930), (7310, 20744), (10372, 14620), (11696, 12965)]