89878920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 286295040

約数和(自身を除く): 196416120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 37, 40, 60, 62, 74, 93, 111, 120, 124, 148, 155, 185, 186, 222, 248, 296, 310, 370, 372, 444, 465, 555, 620, 653, 740, 744, 888, 930, 1110, 1147, 1240, 1306, 1480, 1860, 1959, 2220, 2294, 2612, 3265, 3441, 3720, 3918, 4440, 4588, 5224, 5735, 6530, 6882, 7836, 9176, 9795, 11470, 13060, 13764, 15672, 17205, 19590, 20243, 22940, 24161, 26120, 27528, 34410, 39180, 40486, 45880, 48322, 60729, 68820, 72483, 78360, 80972, 96644, 101215, 120805, 121458, 137640, 144966, 161944, 193288, 202430, 241610, 242916, 289932, 303645, 362415, 404860, 483220, 485832, 579864, 607290, 724830, 748991, 809720, 966440, 1214580, 1449660, 1497982, 2246973, 2429160, 2899320, 2995964, 3744955, 4493946, 5991928, 7489910, 8987892, 11234865, 14979820, 17975784, 22469730, 29959640, 44939460, 89878920]

約数ペア:

[(1, 89878920), (2, 44939460), (3, 29959640), (4, 22469730), (5, 17975784), (6, 14979820), (8, 11234865), (10, 8987892), (12, 7489910), (15, 5991928), (20, 4493946), (24, 3744955), (30, 2995964), (31, 2899320), (37, 2429160), (40, 2246973), (60, 1497982), (62, 1449660), (74, 1214580), (93, 966440), (111, 809720), (120, 748991), (124, 724830), (148, 607290), (155, 579864), (185, 485832), (186, 483220), (222, 404860), (248, 362415), (296, 303645), (310, 289932), (370, 242916), (372, 241610), (444, 202430), (465, 193288), (555, 161944), (620, 144966), (653, 137640), (740, 121458), (744, 120805), (888, 101215), (930, 96644), (1110, 80972), (1147, 78360), (1240, 72483), (1306, 68820), (1480, 60729), (1860, 48322), (1959, 45880), (2220, 40486), (2294, 39180), (2612, 34410), (3265, 27528), (3441, 26120), (3720, 24161), (3918, 22940), (4440, 20243), (4588, 19590), (5224, 17205), (5735, 15672), (6530, 13764), (6882, 13060), (7836, 11470), (9176, 9795)]