247275990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1021}}^1$

素因数の和:1076

約数の個数: 160

約数和(自身を含む): 747907776

約数和(自身を除く): 500631786

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 27, 30, 39, 45, 46, 54, 65, 69, 78, 81, 90, 115, 117, 130, 135, 138, 162, 195, 207, 230, 234, 270, 299, 345, 351, 390, 405, 414, 585, 598, 621, 690, 702, 810, 897, 1021, 1035, 1053, 1170, 1242, 1495, 1755, 1794, 1863, 2042, 2070, 2106, 2691, 2990, 3063, 3105, 3510, 3726, 4485, 5105, 5265, 5382, 6126, 6210, 8073, 8970, 9189, 9315, 10210, 10530, 13273, 13455, 15315, 16146, 18378, 18630, 23483, 24219, 26546, 26910, 27567, 30630, 39819, 40365, 45945, 46966, 48438, 55134, 66365, 70449, 79638, 80730, 82701, 91890, 117415, 119457, 121095, 132730, 137835, 140898, 165402, 199095, 211347, 234830, 238914, 242190, 275670, 305279, 352245, 358371, 398190, 413505, 422694, 597285, 610558, 634041, 704490, 716742, 827010, 915837, 1056735, 1075113, 1194570, 1268082, 1526395, 1791855, 1831674, 1902123, 2113470, 2150226, 2747511, 3052790, 3170205, 3583710, 3804246, 4579185, 5375565, 5495022, 6340410, 8242533, 9158370, 9510615, 10751130, 13737555, 16485066, 19021230, 24727599, 27475110, 41212665, 49455198, 82425330, 123637995, 247275990]

約数ペア:

[(1, 247275990), (2, 123637995), (3, 82425330), (5, 49455198), (6, 41212665), (9, 27475110), (10, 24727599), (13, 19021230), (15, 16485066), (18, 13737555), (23, 10751130), (26, 9510615), (27, 9158370), (30, 8242533), (39, 6340410), (45, 5495022), (46, 5375565), (54, 4579185), (65, 3804246), (69, 3583710), (78, 3170205), (81, 3052790), (90, 2747511), (115, 2150226), (117, 2113470), (130, 1902123), (135, 1831674), (138, 1791855), (162, 1526395), (195, 1268082), (207, 1194570), (230, 1075113), (234, 1056735), (270, 915837), (299, 827010), (345, 716742), (351, 704490), (390, 634041), (405, 610558), (414, 597285), (585, 422694), (598, 413505), (621, 398190), (690, 358371), (702, 352245), (810, 305279), (897, 275670), (1021, 242190), (1035, 238914), (1053, 234830), (1170, 211347), (1242, 199095), (1495, 165402), (1755, 140898), (1794, 137835), (1863, 132730), (2042, 121095), (2070, 119457), (2106, 117415), (2691, 91890), (2990, 82701), (3063, 80730), (3105, 79638), (3510, 70449), (3726, 66365), (4485, 55134), (5105, 48438), (5265, 46966), (5382, 45945), (6126, 40365), (6210, 39819), (8073, 30630), (8970, 27567), (9189, 26910), (9315, 26546), (10210, 24219), (10530, 23483), (13273, 18630), (13455, 18378), (15315, 16146)]