208680570

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2693}}^1$

素因数の和:2757

約数の個数: 128

約数和(自身を含む): 651732480

約数和(自身を除く): 443051910

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 41, 42, 45, 54, 63, 70, 82, 90, 105, 123, 126, 135, 189, 205, 210, 246, 270, 287, 315, 369, 378, 410, 574, 615, 630, 738, 861, 945, 1107, 1230, 1435, 1722, 1845, 1890, 2214, 2583, 2693, 2870, 3690, 4305, 5166, 5386, 5535, 7749, 8079, 8610, 11070, 12915, 13465, 15498, 16158, 18851, 24237, 25830, 26930, 37702, 38745, 40395, 48474, 56553, 72711, 77490, 80790, 94255, 110413, 113106, 121185, 145422, 169659, 188510, 220826, 242370, 282765, 331239, 339318, 363555, 508977, 552065, 565530, 662478, 727110, 772891, 848295, 993717, 1017954, 1104130, 1545782, 1656195, 1696590, 1987434, 2318673, 2544885, 2981151, 3312390, 3864455, 4637346, 4968585, 5089770, 5962302, 6956019, 7728910, 9937170, 11593365, 13912038, 14905755, 20868057, 23186730, 29811510, 34780095, 41736114, 69560190, 104340285, 208680570]

約数ペア:

[(1, 208680570), (2, 104340285), (3, 69560190), (5, 41736114), (6, 34780095), (7, 29811510), (9, 23186730), (10, 20868057), (14, 14905755), (15, 13912038), (18, 11593365), (21, 9937170), (27, 7728910), (30, 6956019), (35, 5962302), (41, 5089770), (42, 4968585), (45, 4637346), (54, 3864455), (63, 3312390), (70, 2981151), (82, 2544885), (90, 2318673), (105, 1987434), (123, 1696590), (126, 1656195), (135, 1545782), (189, 1104130), (205, 1017954), (210, 993717), (246, 848295), (270, 772891), (287, 727110), (315, 662478), (369, 565530), (378, 552065), (410, 508977), (574, 363555), (615, 339318), (630, 331239), (738, 282765), (861, 242370), (945, 220826), (1107, 188510), (1230, 169659), (1435, 145422), (1722, 121185), (1845, 113106), (1890, 110413), (2214, 94255), (2583, 80790), (2693, 77490), (2870, 72711), (3690, 56553), (4305, 48474), (5166, 40395), (5386, 38745), (5535, 37702), (7749, 26930), (8079, 25830), (8610, 24237), (11070, 18851), (12915, 16158), (13465, 15498)]