219659652

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:578

約数の個数: 108

約数和(自身を含む): 604780176

約数和(自身を除く): 385120524

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 289, 306, 387, 491, 516, 578, 612, 731, 774, 867, 982, 1156, 1462, 1473, 1548, 1734, 1964, 2193, 2601, 2924, 2946, 3468, 4386, 4419, 5202, 5892, 6579, 8347, 8772, 8838, 10404, 12427, 13158, 16694, 17676, 21113, 24854, 25041, 26316, 33388, 37281, 42226, 49708, 50082, 63339, 74562, 75123, 84452, 100164, 111843, 126678, 141899, 149124, 150246, 190017, 223686, 253356, 283798, 300492, 358921, 380034, 425697, 447372, 567596, 717842, 760068, 851394, 1076763, 1277091, 1435684, 1702788, 2153526, 2554182, 3230289, 4307052, 5108364, 6101657, 6460578, 12203314, 12921156, 18304971, 24406628, 36609942, 54914913, 73219884, 109829826, 219659652]

約数ペア:

[(1, 219659652), (2, 109829826), (3, 73219884), (4, 54914913), (6, 36609942), (9, 24406628), (12, 18304971), (17, 12921156), (18, 12203314), (34, 6460578), (36, 6101657), (43, 5108364), (51, 4307052), (68, 3230289), (86, 2554182), (102, 2153526), (129, 1702788), (153, 1435684), (172, 1277091), (204, 1076763), (258, 851394), (289, 760068), (306, 717842), (387, 567596), (491, 447372), (516, 425697), (578, 380034), (612, 358921), (731, 300492), (774, 283798), (867, 253356), (982, 223686), (1156, 190017), (1462, 150246), (1473, 149124), (1548, 141899), (1734, 126678), (1964, 111843), (2193, 100164), (2601, 84452), (2924, 75123), (2946, 74562), (3468, 63339), (4386, 50082), (4419, 49708), (5202, 42226), (5892, 37281), (6579, 33388), (8347, 26316), (8772, 25041), (8838, 24854), (10404, 21113), (12427, 17676), (13158, 16694)]