8378760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 27941760

約数和(自身を除く): 19563000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 131, 156, 164, 195, 205, 246, 260, 262, 312, 328, 390, 393, 410, 492, 520, 524, 533, 615, 655, 780, 786, 820, 984, 1048, 1066, 1230, 1310, 1560, 1572, 1599, 1640, 1703, 1965, 2132, 2460, 2620, 2665, 3144, 3198, 3406, 3930, 4264, 4920, 5109, 5240, 5330, 5371, 6396, 6812, 7860, 7995, 8515, 10218, 10660, 10742, 12792, 13624, 15720, 15990, 16113, 17030, 20436, 21320, 21484, 25545, 26855, 31980, 32226, 34060, 40872, 42968, 51090, 53710, 63960, 64452, 68120, 69823, 80565, 102180, 107420, 128904, 139646, 161130, 204360, 209469, 214840, 279292, 322260, 349115, 418938, 558584, 644520, 698230, 837876, 1047345, 1396460, 1675752, 2094690, 2792920, 4189380, 8378760]

約数ペア:

[(1, 8378760), (2, 4189380), (3, 2792920), (4, 2094690), (5, 1675752), (6, 1396460), (8, 1047345), (10, 837876), (12, 698230), (13, 644520), (15, 558584), (20, 418938), (24, 349115), (26, 322260), (30, 279292), (39, 214840), (40, 209469), (41, 204360), (52, 161130), (60, 139646), (65, 128904), (78, 107420), (82, 102180), (104, 80565), (120, 69823), (123, 68120), (130, 64452), (131, 63960), (156, 53710), (164, 51090), (195, 42968), (205, 40872), (246, 34060), (260, 32226), (262, 31980), (312, 26855), (328, 25545), (390, 21484), (393, 21320), (410, 20436), (492, 17030), (520, 16113), (524, 15990), (533, 15720), (615, 13624), (655, 12792), (780, 10742), (786, 10660), (820, 10218), (984, 8515), (1048, 7995), (1066, 7860), (1230, 6812), (1310, 6396), (1560, 5371), (1572, 5330), (1599, 5240), (1640, 5109), (1703, 4920), (1965, 4264), (2132, 3930), (2460, 3406), (2620, 3198), (2665, 3144)]