245522010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:292

約数の個数: 128

約数和(自身を含む): 646133760

約数和(自身を除く): 400611750

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 59, 69, 74, 111, 115, 118, 138, 163, 177, 185, 222, 230, 295, 326, 345, 354, 370, 489, 555, 590, 690, 815, 851, 885, 978, 1110, 1357, 1630, 1702, 1770, 2183, 2445, 2553, 2714, 3749, 4071, 4255, 4366, 4890, 5106, 6031, 6549, 6785, 7498, 8142, 8510, 9617, 10915, 11247, 12062, 12765, 13098, 13570, 18093, 18745, 19234, 20355, 21830, 22494, 25530, 28851, 30155, 32745, 36186, 37490, 40710, 48085, 50209, 56235, 57702, 60310, 65490, 90465, 96170, 100418, 112470, 138713, 144255, 150627, 180930, 221191, 251045, 277426, 288510, 301254, 355829, 416139, 442382, 502090, 663573, 693565, 711658, 753135, 832278, 1067487, 1105955, 1327146, 1387130, 1506270, 1779145, 2080695, 2134974, 2211910, 3317865, 3558290, 4161390, 5337435, 6635730, 8184067, 10674870, 16368134, 24552201, 40920335, 49104402, 81840670, 122761005, 245522010]

約数ペア:

[(1, 245522010), (2, 122761005), (3, 81840670), (5, 49104402), (6, 40920335), (10, 24552201), (15, 16368134), (23, 10674870), (30, 8184067), (37, 6635730), (46, 5337435), (59, 4161390), (69, 3558290), (74, 3317865), (111, 2211910), (115, 2134974), (118, 2080695), (138, 1779145), (163, 1506270), (177, 1387130), (185, 1327146), (222, 1105955), (230, 1067487), (295, 832278), (326, 753135), (345, 711658), (354, 693565), (370, 663573), (489, 502090), (555, 442382), (590, 416139), (690, 355829), (815, 301254), (851, 288510), (885, 277426), (978, 251045), (1110, 221191), (1357, 180930), (1630, 150627), (1702, 144255), (1770, 138713), (2183, 112470), (2445, 100418), (2553, 96170), (2714, 90465), (3749, 65490), (4071, 60310), (4255, 57702), (4366, 56235), (4890, 50209), (5106, 48085), (6031, 40710), (6549, 37490), (6785, 36186), (7498, 32745), (8142, 30155), (8510, 28851), (9617, 25530), (10915, 22494), (11247, 21830), (12062, 20355), (12765, 19234), (13098, 18745), (13570, 18093)]