1331779660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1423

約数の個数: 96

約数和(自身を含む): 3075190272

約数和(自身を除く): 1743410612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 71, 85, 86, 142, 170, 172, 215, 284, 340, 355, 430, 710, 731, 860, 1207, 1283, 1420, 1462, 2414, 2566, 2924, 3053, 3655, 4828, 5132, 6035, 6106, 6415, 7310, 12070, 12212, 12830, 14620, 15265, 21811, 24140, 25660, 30530, 43622, 51901, 55169, 61060, 87244, 91093, 103802, 109055, 110338, 182186, 207604, 218110, 220676, 259505, 275845, 364372, 436220, 455465, 519010, 551690, 910930, 937873, 1038020, 1103380, 1548581, 1821860, 1875746, 3097162, 3751492, 3916999, 4689365, 6194324, 7742905, 7833998, 9378730, 15485810, 15667996, 18757460, 19584995, 30971620, 39169990, 66588983, 78339980, 133177966, 266355932, 332944915, 665889830, 1331779660]

約数ペア:

[(1, 1331779660), (2, 665889830), (4, 332944915), (5, 266355932), (10, 133177966), (17, 78339980), (20, 66588983), (34, 39169990), (43, 30971620), (68, 19584995), (71, 18757460), (85, 15667996), (86, 15485810), (142, 9378730), (170, 7833998), (172, 7742905), (215, 6194324), (284, 4689365), (340, 3916999), (355, 3751492), (430, 3097162), (710, 1875746), (731, 1821860), (860, 1548581), (1207, 1103380), (1283, 1038020), (1420, 937873), (1462, 910930), (2414, 551690), (2566, 519010), (2924, 455465), (3053, 436220), (3655, 364372), (4828, 275845), (5132, 259505), (6035, 220676), (6106, 218110), (6415, 207604), (7310, 182186), (12070, 110338), (12212, 109055), (12830, 103802), (14620, 91093), (15265, 87244), (21811, 61060), (24140, 55169), (25660, 51901), (30530, 43622)]