245205420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{379}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 707857920

約数和(自身を除く): 462652500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 263, 379, 410, 492, 526, 615, 758, 789, 820, 1052, 1137, 1230, 1315, 1516, 1578, 1895, 2274, 2460, 2630, 3156, 3790, 3945, 4548, 5260, 5685, 7580, 7890, 10783, 11370, 15539, 15780, 21566, 22740, 31078, 32349, 43132, 46617, 53915, 62156, 64698, 77695, 93234, 99677, 107830, 129396, 155390, 161745, 186468, 199354, 215660, 233085, 299031, 310780, 323490, 398708, 466170, 498385, 598062, 646980, 932340, 996770, 1196124, 1495155, 1993540, 2990310, 4086757, 5980620, 8173514, 12260271, 16347028, 20433785, 24520542, 40867570, 49041084, 61301355, 81735140, 122602710, 245205420]

約数ペア:

[(1, 245205420), (2, 122602710), (3, 81735140), (4, 61301355), (5, 49041084), (6, 40867570), (10, 24520542), (12, 20433785), (15, 16347028), (20, 12260271), (30, 8173514), (41, 5980620), (60, 4086757), (82, 2990310), (123, 1993540), (164, 1495155), (205, 1196124), (246, 996770), (263, 932340), (379, 646980), (410, 598062), (492, 498385), (526, 466170), (615, 398708), (758, 323490), (789, 310780), (820, 299031), (1052, 233085), (1137, 215660), (1230, 199354), (1315, 186468), (1516, 161745), (1578, 155390), (1895, 129396), (2274, 107830), (2460, 99677), (2630, 93234), (3156, 77695), (3790, 64698), (3945, 62156), (4548, 53915), (5260, 46617), (5685, 43132), (7580, 32349), (7890, 31078), (10783, 22740), (11370, 21566), (15539, 15780)]