30195480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:473

約数の個数: 128

約数和(自身を含む): 104832000

約数和(自身を除く): 74636520

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, 84, 103, 105, 120, 140, 168, 206, 210, 280, 309, 349, 412, 420, 515, 618, 698, 721, 824, 840, 1030, 1047, 1236, 1396, 1442, 1545, 1745, 2060, 2094, 2163, 2443, 2472, 2792, 2884, 3090, 3490, 3605, 4120, 4188, 4326, 4886, 5235, 5768, 6180, 6980, 7210, 7329, 8376, 8652, 9772, 10470, 10815, 12215, 12360, 13960, 14420, 14658, 17304, 19544, 20940, 21630, 24430, 28840, 29316, 35947, 36645, 41880, 43260, 48860, 58632, 71894, 73290, 86520, 97720, 107841, 143788, 146580, 179735, 215682, 251629, 287576, 293160, 359470, 431364, 503258, 539205, 718940, 754887, 862728, 1006516, 1078410, 1258145, 1437880, 1509774, 2013032, 2156820, 2516290, 3019548, 3774435, 4313640, 5032580, 6039096, 7548870, 10065160, 15097740, 30195480]

約数ペア:

[(1, 30195480), (2, 15097740), (3, 10065160), (4, 7548870), (5, 6039096), (6, 5032580), (7, 4313640), (8, 3774435), (10, 3019548), (12, 2516290), (14, 2156820), (15, 2013032), (20, 1509774), (21, 1437880), (24, 1258145), (28, 1078410), (30, 1006516), (35, 862728), (40, 754887), (42, 718940), (56, 539205), (60, 503258), (70, 431364), (84, 359470), (103, 293160), (105, 287576), (120, 251629), (140, 215682), (168, 179735), (206, 146580), (210, 143788), (280, 107841), (309, 97720), (349, 86520), (412, 73290), (420, 71894), (515, 58632), (618, 48860), (698, 43260), (721, 41880), (824, 36645), (840, 35947), (1030, 29316), (1047, 28840), (1236, 24430), (1396, 21630), (1442, 20940), (1545, 19544), (1745, 17304), (2060, 14658), (2094, 14420), (2163, 13960), (2443, 12360), (2472, 12215), (2792, 10815), (2884, 10470), (3090, 9772), (3490, 8652), (3605, 8376), (4120, 7329), (4188, 7210), (4326, 6980), (4886, 6180), (5235, 5768)]