643726980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{857}}^1$

素因数の和:995

約数の個数: 192

約数和(自身を含む): 2179457280

約数和(自身を除く): 1535730300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 107, 108, 117, 130, 135, 156, 180, 195, 214, 234, 260, 270, 321, 351, 390, 428, 468, 535, 540, 585, 642, 702, 780, 857, 963, 1070, 1170, 1284, 1391, 1404, 1605, 1714, 1755, 1926, 2140, 2340, 2571, 2782, 2889, 3210, 3428, 3510, 3852, 4173, 4285, 4815, 5142, 5564, 5778, 6420, 6955, 7020, 7713, 8346, 8570, 9630, 10284, 11141, 11556, 12519, 12855, 13910, 14445, 15426, 16692, 17140, 19260, 20865, 22282, 23139, 25038, 25710, 27820, 28890, 30852, 33423, 37557, 38565, 41730, 44564, 46278, 50076, 51420, 55705, 57780, 62595, 66846, 75114, 77130, 83460, 91699, 92556, 100269, 111410, 115695, 125190, 133692, 150228, 154260, 167115, 183398, 187785, 200538, 222820, 231390, 250380, 275097, 300807, 334230, 366796, 375570, 401076, 458495, 462780, 501345, 550194, 601614, 668460, 751140, 825291, 916990, 1002690, 1100388, 1192087, 1203228, 1375485, 1504035, 1650582, 1833980, 2005380, 2384174, 2475873, 2750970, 3008070, 3301164, 3576261, 4126455, 4768348, 4951746, 5501940, 5960435, 6016140, 7152522, 8252910, 9903492, 10728783, 11920870, 12379365, 14305044, 16505820, 17881305, 21457566, 23841740, 24758730, 32186349, 35762610, 42915132, 49517460, 53643915, 64372698, 71525220, 107287830, 128745396, 160931745, 214575660, 321863490, 643726980]

約数ペア:

[(1, 643726980), (2, 321863490), (3, 214575660), (4, 160931745), (5, 128745396), (6, 107287830), (9, 71525220), (10, 64372698), (12, 53643915), (13, 49517460), (15, 42915132), (18, 35762610), (20, 32186349), (26, 24758730), (27, 23841740), (30, 21457566), (36, 17881305), (39, 16505820), (45, 14305044), (52, 12379365), (54, 11920870), (60, 10728783), (65, 9903492), (78, 8252910), (90, 7152522), (107, 6016140), (108, 5960435), (117, 5501940), (130, 4951746), (135, 4768348), (156, 4126455), (180, 3576261), (195, 3301164), (214, 3008070), (234, 2750970), (260, 2475873), (270, 2384174), (321, 2005380), (351, 1833980), (390, 1650582), (428, 1504035), (468, 1375485), (535, 1203228), (540, 1192087), (585, 1100388), (642, 1002690), (702, 916990), (780, 825291), (857, 751140), (963, 668460), (1070, 601614), (1170, 550194), (1284, 501345), (1391, 462780), (1404, 458495), (1605, 401076), (1714, 375570), (1755, 366796), (1926, 334230), (2140, 300807), (2340, 275097), (2571, 250380), (2782, 231390), (2889, 222820), (3210, 200538), (3428, 187785), (3510, 183398), (3852, 167115), (4173, 154260), (4285, 150228), (4815, 133692), (5142, 125190), (5564, 115695), (5778, 111410), (6420, 100269), (6955, 92556), (7020, 91699), (7713, 83460), (8346, 77130), (8570, 75114), (9630, 66846), (10284, 62595), (11141, 57780), (11556, 55705), (12519, 51420), (12855, 50076), (13910, 46278), (14445, 44564), (15426, 41730), (16692, 38565), (17140, 37557), (19260, 33423), (20865, 30852), (22282, 28890), (23139, 27820), (25038, 25710)]