201523920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64591}}^1$

素因数の和:64620

約数の個数: 80

約数和(自身を含む): 672790272

約数和(自身を除く): 471266352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 64591, 129182, 193773, 258364, 322955, 387546, 516728, 645910, 775092, 839683, 968865, 1033456, 1291820, 1550184, 1679366, 1937730, 2519049, 2583640, 3100368, 3358732, 3875460, 4198415, 5038098, 5167280, 6717464, 7750920, 8396830, 10076196, 12595245, 13434928, 15501840, 16793660, 20152392, 25190490, 33587320, 40304784, 50380980, 67174640, 100761960, 201523920]

約数ペア:

[(1, 201523920), (2, 100761960), (3, 67174640), (4, 50380980), (5, 40304784), (6, 33587320), (8, 25190490), (10, 20152392), (12, 16793660), (13, 15501840), (15, 13434928), (16, 12595245), (20, 10076196), (24, 8396830), (26, 7750920), (30, 6717464), (39, 5167280), (40, 5038098), (48, 4198415), (52, 3875460), (60, 3358732), (65, 3100368), (78, 2583640), (80, 2519049), (104, 1937730), (120, 1679366), (130, 1550184), (156, 1291820), (195, 1033456), (208, 968865), (240, 839683), (260, 775092), (312, 645910), (390, 516728), (520, 387546), (624, 322955), (780, 258364), (1040, 193773), (1560, 129182), (3120, 64591)]