51309570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 143700480

約数和(自身を除く): 92390910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 71, 78, 85, 102, 109, 130, 142, 170, 195, 213, 218, 221, 255, 327, 355, 390, 426, 442, 510, 545, 654, 663, 710, 923, 1065, 1090, 1105, 1207, 1326, 1417, 1635, 1846, 1853, 2130, 2210, 2414, 2769, 2834, 3270, 3315, 3621, 3706, 4251, 4615, 5538, 5559, 6035, 6630, 7085, 7242, 7739, 8502, 9230, 9265, 11118, 12070, 13845, 14170, 15478, 15691, 18105, 18530, 21255, 23217, 24089, 27690, 27795, 31382, 36210, 38695, 42510, 46434, 47073, 48178, 55590, 72267, 77390, 78455, 94146, 100607, 116085, 120445, 131563, 144534, 156910, 201214, 232170, 235365, 240890, 263126, 301821, 361335, 394689, 470730, 503035, 603642, 657815, 722670, 789378, 1006070, 1315630, 1509105, 1710319, 1973445, 3018210, 3420638, 3946890, 5130957, 8551595, 10261914, 17103190, 25654785, 51309570]

約数ペア:

[(1, 51309570), (2, 25654785), (3, 17103190), (5, 10261914), (6, 8551595), (10, 5130957), (13, 3946890), (15, 3420638), (17, 3018210), (26, 1973445), (30, 1710319), (34, 1509105), (39, 1315630), (51, 1006070), (65, 789378), (71, 722670), (78, 657815), (85, 603642), (102, 503035), (109, 470730), (130, 394689), (142, 361335), (170, 301821), (195, 263126), (213, 240890), (218, 235365), (221, 232170), (255, 201214), (327, 156910), (355, 144534), (390, 131563), (426, 120445), (442, 116085), (510, 100607), (545, 94146), (654, 78455), (663, 77390), (710, 72267), (923, 55590), (1065, 48178), (1090, 47073), (1105, 46434), (1207, 42510), (1326, 38695), (1417, 36210), (1635, 31382), (1846, 27795), (1853, 27690), (2130, 24089), (2210, 23217), (2414, 21255), (2769, 18530), (2834, 18105), (3270, 15691), (3315, 15478), (3621, 14170), (3706, 13845), (4251, 12070), (4615, 11118), (5538, 9265), (5559, 9230), (6035, 8502), (6630, 7739), (7085, 7242)]