30591960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 106444800

約数和(自身を除く): 75852840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 79, 84, 105, 120, 140, 158, 168, 210, 237, 280, 316, 395, 420, 461, 474, 553, 632, 790, 840, 922, 948, 1106, 1185, 1383, 1580, 1659, 1844, 1896, 2212, 2305, 2370, 2765, 2766, 3160, 3227, 3318, 3688, 4424, 4610, 4740, 5530, 5532, 6454, 6636, 6915, 8295, 9220, 9480, 9681, 11060, 11064, 12908, 13272, 13830, 16135, 16590, 18440, 19362, 22120, 25816, 27660, 32270, 33180, 36419, 38724, 48405, 55320, 64540, 66360, 72838, 77448, 96810, 109257, 129080, 145676, 182095, 193620, 218514, 254933, 291352, 364190, 387240, 437028, 509866, 546285, 728380, 764799, 874056, 1019732, 1092570, 1274665, 1456760, 1529598, 2039464, 2185140, 2549330, 3059196, 3823995, 4370280, 5098660, 6118392, 7647990, 10197320, 15295980, 30591960]

約数ペア:

[(1, 30591960), (2, 15295980), (3, 10197320), (4, 7647990), (5, 6118392), (6, 5098660), (7, 4370280), (8, 3823995), (10, 3059196), (12, 2549330), (14, 2185140), (15, 2039464), (20, 1529598), (21, 1456760), (24, 1274665), (28, 1092570), (30, 1019732), (35, 874056), (40, 764799), (42, 728380), (56, 546285), (60, 509866), (70, 437028), (79, 387240), (84, 364190), (105, 291352), (120, 254933), (140, 218514), (158, 193620), (168, 182095), (210, 145676), (237, 129080), (280, 109257), (316, 96810), (395, 77448), (420, 72838), (461, 66360), (474, 64540), (553, 55320), (632, 48405), (790, 38724), (840, 36419), (922, 33180), (948, 32270), (1106, 27660), (1185, 25816), (1383, 22120), (1580, 19362), (1659, 18440), (1844, 16590), (1896, 16135), (2212, 13830), (2305, 13272), (2370, 12908), (2765, 11064), (2766, 11060), (3160, 9681), (3227, 9480), (3318, 9220), (3688, 8295), (4424, 6915), (4610, 6636), (4740, 6454), (5530, 5532)]