87761960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 236476800

約数和(自身を除く): 148714840

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 67, 88, 104, 110, 130, 134, 143, 220, 229, 260, 268, 286, 335, 440, 458, 520, 536, 572, 670, 715, 737, 871, 916, 1144, 1145, 1340, 1430, 1474, 1742, 1832, 2290, 2519, 2680, 2860, 2948, 2977, 3484, 3685, 4355, 4580, 5038, 5720, 5896, 5954, 6968, 7370, 8710, 9160, 9581, 10076, 11908, 12595, 14740, 14885, 15343, 17420, 19162, 20152, 23816, 25190, 29480, 29770, 30686, 32747, 34840, 38324, 47905, 50380, 59540, 61372, 65494, 76648, 76715, 95810, 100760, 119080, 122744, 130988, 153430, 163735, 168773, 191620, 199459, 261976, 306860, 327470, 337546, 383240, 398918, 613720, 654940, 675092, 797836, 843865, 997295, 1309880, 1350184, 1595672, 1687730, 1994590, 2194049, 3375460, 3989180, 4388098, 6750920, 7978360, 8776196, 10970245, 17552392, 21940490, 43880980, 87761960]

約数ペア:

[(1, 87761960), (2, 43880980), (4, 21940490), (5, 17552392), (8, 10970245), (10, 8776196), (11, 7978360), (13, 6750920), (20, 4388098), (22, 3989180), (26, 3375460), (40, 2194049), (44, 1994590), (52, 1687730), (55, 1595672), (65, 1350184), (67, 1309880), (88, 997295), (104, 843865), (110, 797836), (130, 675092), (134, 654940), (143, 613720), (220, 398918), (229, 383240), (260, 337546), (268, 327470), (286, 306860), (335, 261976), (440, 199459), (458, 191620), (520, 168773), (536, 163735), (572, 153430), (670, 130988), (715, 122744), (737, 119080), (871, 100760), (916, 95810), (1144, 76715), (1145, 76648), (1340, 65494), (1430, 61372), (1474, 59540), (1742, 50380), (1832, 47905), (2290, 38324), (2519, 34840), (2680, 32747), (2860, 30686), (2948, 29770), (2977, 29480), (3484, 25190), (3685, 23816), (4355, 20152), (4580, 19162), (5038, 17420), (5720, 15343), (5896, 14885), (5954, 14740), (6968, 12595), (7370, 11908), (8710, 10076), (9160, 9581)]