686244780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1327}}^1$

素因数の和:1385

約数の個数: 216

約数和(自身を含む): 2388439872

約数和(自身を除く): 1702195092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 169, 170, 180, 195, 204, 221, 234, 255, 260, 306, 338, 340, 390, 442, 468, 507, 510, 585, 612, 663, 676, 765, 780, 845, 884, 1014, 1020, 1105, 1170, 1326, 1327, 1521, 1530, 1690, 1989, 2028, 2210, 2340, 2535, 2652, 2654, 2873, 3042, 3060, 3315, 3380, 3978, 3981, 4420, 5070, 5308, 5746, 6084, 6630, 6635, 7605, 7956, 7962, 8619, 9945, 10140, 11492, 11943, 13260, 13270, 14365, 15210, 15924, 17238, 17251, 19890, 19905, 22559, 23886, 25857, 26540, 28730, 30420, 34476, 34502, 39780, 39810, 43095, 45118, 47772, 51714, 51753, 57460, 59715, 67677, 69004, 79620, 86190, 86255, 90236, 103428, 103506, 112795, 119430, 129285, 135354, 155259, 172380, 172510, 203031, 207012, 224263, 225590, 238860, 258570, 258765, 270708, 293267, 310518, 338385, 345020, 406062, 448526, 451180, 517140, 517530, 586534, 621036, 672789, 676770, 776295, 812124, 879801, 897052, 1015155, 1035060, 1121315, 1173068, 1345578, 1353540, 1466335, 1552590, 1759602, 2018367, 2030310, 2242630, 2639403, 2691156, 2932670, 3105180, 3363945, 3519204, 3812471, 4036734, 4060620, 4399005, 4485260, 5278806, 5865340, 6727890, 7624942, 8073468, 8798010, 10091835, 10557612, 11437413, 13197015, 13455780, 15249884, 17596020, 19062355, 20183670, 22874826, 26394030, 34312239, 38124710, 40367340, 45749652, 52788060, 57187065, 68624478, 76249420, 114374130, 137248956, 171561195, 228748260, 343122390, 686244780]

約数ペア:

[(1, 686244780), (2, 343122390), (3, 228748260), (4, 171561195), (5, 137248956), (6, 114374130), (9, 76249420), (10, 68624478), (12, 57187065), (13, 52788060), (15, 45749652), (17, 40367340), (18, 38124710), (20, 34312239), (26, 26394030), (30, 22874826), (34, 20183670), (36, 19062355), (39, 17596020), (45, 15249884), (51, 13455780), (52, 13197015), (60, 11437413), (65, 10557612), (68, 10091835), (78, 8798010), (85, 8073468), (90, 7624942), (102, 6727890), (117, 5865340), (130, 5278806), (153, 4485260), (156, 4399005), (169, 4060620), (170, 4036734), (180, 3812471), (195, 3519204), (204, 3363945), (221, 3105180), (234, 2932670), (255, 2691156), (260, 2639403), (306, 2242630), (338, 2030310), (340, 2018367), (390, 1759602), (442, 1552590), (468, 1466335), (507, 1353540), (510, 1345578), (585, 1173068), (612, 1121315), (663, 1035060), (676, 1015155), (765, 897052), (780, 879801), (845, 812124), (884, 776295), (1014, 676770), (1020, 672789), (1105, 621036), (1170, 586534), (1326, 517530), (1327, 517140), (1521, 451180), (1530, 448526), (1690, 406062), (1989, 345020), (2028, 338385), (2210, 310518), (2340, 293267), (2535, 270708), (2652, 258765), (2654, 258570), (2873, 238860), (3042, 225590), (3060, 224263), (3315, 207012), (3380, 203031), (3978, 172510), (3981, 172380), (4420, 155259), (5070, 135354), (5308, 129285), (5746, 119430), (6084, 112795), (6630, 103506), (6635, 103428), (7605, 90236), (7956, 86255), (7962, 86190), (8619, 79620), (9945, 69004), (10140, 67677), (11492, 59715), (11943, 57460), (13260, 51753), (13270, 51714), (14365, 47772), (15210, 45118), (15924, 43095), (17238, 39810), (17251, 39780), (19890, 34502), (19905, 34476), (22559, 30420), (23886, 28730), (25857, 26540)]