7691580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 26601120

約数和(自身を除く): 18909540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 173, 180, 190, 195, 228, 234, 247, 260, 285, 342, 346, 380, 390, 468, 494, 519, 570, 585, 684, 692, 741, 780, 855, 865, 988, 1038, 1140, 1170, 1235, 1482, 1557, 1710, 1730, 2076, 2223, 2249, 2340, 2470, 2595, 2964, 3114, 3287, 3420, 3460, 3705, 4446, 4498, 4940, 5190, 6228, 6574, 6747, 7410, 7785, 8892, 8996, 9861, 10380, 11115, 11245, 13148, 13494, 14820, 15570, 16435, 19722, 20241, 22230, 22490, 26988, 29583, 31140, 32870, 33735, 39444, 40482, 42731, 44460, 44980, 49305, 59166, 65740, 67470, 80964, 85462, 98610, 101205, 118332, 128193, 134940, 147915, 170924, 197220, 202410, 213655, 256386, 295830, 384579, 404820, 427310, 512772, 591660, 640965, 769158, 854620, 1281930, 1538316, 1922895, 2563860, 3845790, 7691580]

約数ペア:

[(1, 7691580), (2, 3845790), (3, 2563860), (4, 1922895), (5, 1538316), (6, 1281930), (9, 854620), (10, 769158), (12, 640965), (13, 591660), (15, 512772), (18, 427310), (19, 404820), (20, 384579), (26, 295830), (30, 256386), (36, 213655), (38, 202410), (39, 197220), (45, 170924), (52, 147915), (57, 134940), (60, 128193), (65, 118332), (76, 101205), (78, 98610), (90, 85462), (95, 80964), (114, 67470), (117, 65740), (130, 59166), (156, 49305), (171, 44980), (173, 44460), (180, 42731), (190, 40482), (195, 39444), (228, 33735), (234, 32870), (247, 31140), (260, 29583), (285, 26988), (342, 22490), (346, 22230), (380, 20241), (390, 19722), (468, 16435), (494, 15570), (519, 14820), (570, 13494), (585, 13148), (684, 11245), (692, 11115), (741, 10380), (780, 9861), (855, 8996), (865, 8892), (988, 7785), (1038, 7410), (1140, 6747), (1170, 6574), (1235, 6228), (1482, 5190), (1557, 4940), (1710, 4498), (1730, 4446), (2076, 3705), (2223, 3460), (2249, 3420), (2340, 3287), (2470, 3114), (2595, 2964)]