644495580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6079}}^1$

素因数の和:6144

約数の個数: 144

約数和(自身を含む): 2124595200

約数和(自身を除く): 1480099620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1395, 1710, 1767, 1860, 2356, 2790, 2945, 3420, 3534, 5301, 5580, 5890, 6079, 7068, 8835, 10602, 11780, 12158, 17670, 18237, 21204, 24316, 26505, 30395, 35340, 36474, 53010, 54711, 60790, 72948, 91185, 106020, 109422, 115501, 121580, 182370, 188449, 218844, 231002, 273555, 346503, 364740, 376898, 462004, 547110, 565347, 577505, 693006, 753796, 942245, 1039509, 1094220, 1130694, 1155010, 1386012, 1696041, 1732515, 1884490, 2079018, 2261388, 2310020, 2826735, 3392082, 3465030, 3580531, 3768980, 4158036, 5197545, 5653470, 6784164, 6930060, 7161062, 8480205, 10395090, 10741593, 11306940, 14322124, 16960410, 17902655, 20790180, 21483186, 32224779, 33920820, 35805310, 42966372, 53707965, 64449558, 71610620, 107415930, 128899116, 161123895, 214831860, 322247790, 644495580]

約数ペア:

[(1, 644495580), (2, 322247790), (3, 214831860), (4, 161123895), (5, 128899116), (6, 107415930), (9, 71610620), (10, 64449558), (12, 53707965), (15, 42966372), (18, 35805310), (19, 33920820), (20, 32224779), (30, 21483186), (31, 20790180), (36, 17902655), (38, 16960410), (45, 14322124), (57, 11306940), (60, 10741593), (62, 10395090), (76, 8480205), (90, 7161062), (93, 6930060), (95, 6784164), (114, 5653470), (124, 5197545), (155, 4158036), (171, 3768980), (180, 3580531), (186, 3465030), (190, 3392082), (228, 2826735), (279, 2310020), (285, 2261388), (310, 2079018), (342, 1884490), (372, 1732515), (380, 1696041), (465, 1386012), (558, 1155010), (570, 1130694), (589, 1094220), (620, 1039509), (684, 942245), (855, 753796), (930, 693006), (1116, 577505), (1140, 565347), (1178, 547110), (1395, 462004), (1710, 376898), (1767, 364740), (1860, 346503), (2356, 273555), (2790, 231002), (2945, 218844), (3420, 188449), (3534, 182370), (5301, 121580), (5580, 115501), (5890, 109422), (6079, 106020), (7068, 91185), (8835, 72948), (10602, 60790), (11780, 54711), (12158, 53010), (17670, 36474), (18237, 35340), (21204, 30395), (24316, 26505)]