1978960776

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{2309}}^1$

素因数の和:2439

約数の個数: 128

約数和(自身を含む): 5541782400

約数和(自身を除く): 3562821624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 67, 78, 82, 104, 123, 134, 156, 164, 201, 246, 268, 312, 328, 402, 492, 533, 536, 804, 871, 984, 1066, 1599, 1608, 1742, 2132, 2309, 2613, 2747, 3198, 3484, 4264, 4618, 5226, 5494, 6396, 6927, 6968, 8241, 9236, 10452, 10988, 12792, 13854, 16482, 18472, 20904, 21976, 27708, 30017, 32964, 35711, 55416, 60034, 65928, 71422, 90051, 94669, 107133, 120068, 142844, 154703, 180102, 189338, 214266, 240136, 284007, 285688, 309406, 360204, 378676, 428532, 464109, 568014, 618812, 720408, 757352, 857064, 928218, 1136028, 1230697, 1237624, 1856436, 2011139, 2272056, 2461394, 3692091, 3712872, 4022278, 4922788, 6033417, 6342823, 7384182, 8044556, 9845576, 12066834, 12685646, 14768364, 16089112, 19028469, 24133668, 25371292, 29536728, 38056938, 48267336, 50742584, 76113876, 82456699, 152227752, 164913398, 247370097, 329826796, 494740194, 659653592, 989480388, 1978960776]

約数ペア:

[(1, 1978960776), (2, 989480388), (3, 659653592), (4, 494740194), (6, 329826796), (8, 247370097), (12, 164913398), (13, 152227752), (24, 82456699), (26, 76113876), (39, 50742584), (41, 48267336), (52, 38056938), (67, 29536728), (78, 25371292), (82, 24133668), (104, 19028469), (123, 16089112), (134, 14768364), (156, 12685646), (164, 12066834), (201, 9845576), (246, 8044556), (268, 7384182), (312, 6342823), (328, 6033417), (402, 4922788), (492, 4022278), (533, 3712872), (536, 3692091), (804, 2461394), (871, 2272056), (984, 2011139), (1066, 1856436), (1599, 1237624), (1608, 1230697), (1742, 1136028), (2132, 928218), (2309, 857064), (2613, 757352), (2747, 720408), (3198, 618812), (3484, 568014), (4264, 464109), (4618, 428532), (5226, 378676), (5494, 360204), (6396, 309406), (6927, 285688), (6968, 284007), (8241, 240136), (9236, 214266), (10452, 189338), (10988, 180102), (12792, 154703), (13854, 142844), (16482, 120068), (18472, 107133), (20904, 94669), (21976, 90051), (27708, 71422), (30017, 65928), (32964, 60034), (35711, 55416)]