68343990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:302

約数の個数: 128

約数和(自身を含む): 195955200

約数和(自身を除く): 127611210

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 89, 110, 130, 143, 165, 178, 179, 195, 267, 286, 330, 358, 390, 429, 445, 534, 537, 715, 858, 890, 895, 979, 1074, 1157, 1335, 1430, 1790, 1958, 1969, 2145, 2314, 2327, 2670, 2685, 2937, 3471, 3938, 4290, 4654, 4895, 5370, 5785, 5874, 5907, 6942, 6981, 9790, 9845, 11570, 11635, 11814, 12727, 13962, 14685, 15931, 17355, 19690, 23270, 25454, 25597, 29370, 29535, 31862, 34710, 34905, 38181, 47793, 51194, 59070, 63635, 69810, 76362, 76791, 79655, 95586, 127270, 127985, 153582, 159310, 175241, 190905, 207103, 238965, 255970, 350482, 381810, 383955, 414206, 477930, 525723, 621309, 767910, 876205, 1035515, 1051446, 1242618, 1752410, 2071030, 2278133, 2628615, 3106545, 4556266, 5257230, 6213090, 6834399, 11390665, 13668798, 22781330, 34171995, 68343990]

約数ペア:

[(1, 68343990), (2, 34171995), (3, 22781330), (5, 13668798), (6, 11390665), (10, 6834399), (11, 6213090), (13, 5257230), (15, 4556266), (22, 3106545), (26, 2628615), (30, 2278133), (33, 2071030), (39, 1752410), (55, 1242618), (65, 1051446), (66, 1035515), (78, 876205), (89, 767910), (110, 621309), (130, 525723), (143, 477930), (165, 414206), (178, 383955), (179, 381810), (195, 350482), (267, 255970), (286, 238965), (330, 207103), (358, 190905), (390, 175241), (429, 159310), (445, 153582), (534, 127985), (537, 127270), (715, 95586), (858, 79655), (890, 76791), (895, 76362), (979, 69810), (1074, 63635), (1157, 59070), (1335, 51194), (1430, 47793), (1790, 38181), (1958, 34905), (1969, 34710), (2145, 31862), (2314, 29535), (2327, 29370), (2670, 25597), (2685, 25454), (2937, 23270), (3471, 19690), (3938, 17355), (4290, 15931), (4654, 14685), (4895, 13962), (5370, 12727), (5785, 11814), (5874, 11635), (5907, 11570), (6942, 9845), (6981, 9790)]