641601420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:360

約数の個数: 192

約数和(自身を含む): 1992646656

約数和(自身を除く): 1351045236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 103, 124, 155, 170, 186, 197, 204, 206, 255, 309, 310, 340, 372, 394, 412, 465, 510, 515, 527, 591, 618, 620, 788, 930, 985, 1020, 1030, 1054, 1182, 1236, 1545, 1581, 1751, 1860, 1970, 2060, 2108, 2364, 2635, 2955, 3090, 3162, 3193, 3349, 3502, 3940, 5253, 5270, 5910, 6107, 6180, 6324, 6386, 6698, 7004, 7905, 8755, 9579, 10047, 10506, 10540, 11820, 12214, 12772, 13396, 15810, 15965, 16745, 17510, 18321, 19158, 20094, 20291, 21012, 24428, 26265, 30535, 31620, 31930, 33490, 35020, 36642, 38316, 40188, 40582, 47895, 50235, 52530, 54281, 60873, 61070, 63860, 66980, 73284, 81164, 91605, 95790, 100470, 101455, 103819, 105060, 108562, 121746, 122140, 162843, 183210, 191580, 200940, 202910, 207638, 217124, 243492, 271405, 304365, 311457, 325686, 344947, 366420, 405820, 415276, 519095, 542810, 608730, 622914, 629021, 651372, 689894, 814215, 1034841, 1038190, 1085620, 1217460, 1245828, 1258042, 1379788, 1557285, 1628430, 1724735, 1887063, 2069682, 2076380, 2516084, 3114570, 3145105, 3256860, 3449470, 3774126, 4139364, 5174205, 6229140, 6290210, 6898940, 7548252, 9435315, 10348410, 10693357, 12580420, 18870630, 20696820, 21386714, 32080071, 37741260, 42773428, 53466785, 64160142, 106933570, 128320284, 160400355, 213867140, 320800710, 641601420]

約数ペア:

[(1, 641601420), (2, 320800710), (3, 213867140), (4, 160400355), (5, 128320284), (6, 106933570), (10, 64160142), (12, 53466785), (15, 42773428), (17, 37741260), (20, 32080071), (30, 21386714), (31, 20696820), (34, 18870630), (51, 12580420), (60, 10693357), (62, 10348410), (68, 9435315), (85, 7548252), (93, 6898940), (102, 6290210), (103, 6229140), (124, 5174205), (155, 4139364), (170, 3774126), (186, 3449470), (197, 3256860), (204, 3145105), (206, 3114570), (255, 2516084), (309, 2076380), (310, 2069682), (340, 1887063), (372, 1724735), (394, 1628430), (412, 1557285), (465, 1379788), (510, 1258042), (515, 1245828), (527, 1217460), (591, 1085620), (618, 1038190), (620, 1034841), (788, 814215), (930, 689894), (985, 651372), (1020, 629021), (1030, 622914), (1054, 608730), (1182, 542810), (1236, 519095), (1545, 415276), (1581, 405820), (1751, 366420), (1860, 344947), (1970, 325686), (2060, 311457), (2108, 304365), (2364, 271405), (2635, 243492), (2955, 217124), (3090, 207638), (3162, 202910), (3193, 200940), (3349, 191580), (3502, 183210), (3940, 162843), (5253, 122140), (5270, 121746), (5910, 108562), (6107, 105060), (6180, 103819), (6324, 101455), (6386, 100470), (6698, 95790), (7004, 91605), (7905, 81164), (8755, 73284), (9579, 66980), (10047, 63860), (10506, 61070), (10540, 60873), (11820, 54281), (12214, 52530), (12772, 50235), (13396, 47895), (15810, 40582), (15965, 40188), (16745, 38316), (17510, 36642), (18321, 35020), (19158, 33490), (20094, 31930), (20291, 31620), (21012, 30535), (24428, 26265)]