31916820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 106686720

約数和(自身を除く): 74769900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 29, 30, 34, 39, 51, 52, 58, 60, 65, 68, 78, 83, 85, 87, 102, 116, 130, 145, 156, 166, 170, 174, 195, 204, 221, 249, 255, 260, 290, 332, 340, 348, 377, 390, 415, 435, 442, 493, 498, 510, 580, 663, 754, 780, 830, 870, 884, 986, 996, 1020, 1079, 1105, 1131, 1245, 1326, 1411, 1479, 1508, 1660, 1740, 1885, 1972, 2158, 2210, 2262, 2407, 2465, 2490, 2652, 2822, 2958, 3237, 3315, 3770, 4233, 4316, 4420, 4524, 4814, 4930, 4980, 5395, 5644, 5655, 5916, 6409, 6474, 6630, 7055, 7221, 7395, 7540, 8466, 9628, 9860, 10790, 11310, 12035, 12818, 12948, 13260, 14110, 14442, 14790, 16185, 16932, 18343, 19227, 21165, 21580, 22620, 24070, 25636, 28220, 28884, 29580, 31291, 32045, 32370, 36105, 36686, 38454, 40919, 42330, 48140, 55029, 62582, 64090, 64740, 72210, 73372, 76908, 81838, 84660, 91715, 93873, 96135, 110058, 122757, 125164, 128180, 144420, 156455, 163676, 183430, 187746, 192270, 204595, 220116, 245514, 275145, 312910, 366860, 375492, 384540, 409190, 469365, 491028, 531947, 550290, 613785, 625820, 818380, 938730, 1063894, 1100580, 1227570, 1595841, 1877460, 2127788, 2455140, 2659735, 3191682, 5319470, 6383364, 7979205, 10638940, 15958410, 31916820]

約数ペア:

[(1, 31916820), (2, 15958410), (3, 10638940), (4, 7979205), (5, 6383364), (6, 5319470), (10, 3191682), (12, 2659735), (13, 2455140), (15, 2127788), (17, 1877460), (20, 1595841), (26, 1227570), (29, 1100580), (30, 1063894), (34, 938730), (39, 818380), (51, 625820), (52, 613785), (58, 550290), (60, 531947), (65, 491028), (68, 469365), (78, 409190), (83, 384540), (85, 375492), (87, 366860), (102, 312910), (116, 275145), (130, 245514), (145, 220116), (156, 204595), (166, 192270), (170, 187746), (174, 183430), (195, 163676), (204, 156455), (221, 144420), (249, 128180), (255, 125164), (260, 122757), (290, 110058), (332, 96135), (340, 93873), (348, 91715), (377, 84660), (390, 81838), (415, 76908), (435, 73372), (442, 72210), (493, 64740), (498, 64090), (510, 62582), (580, 55029), (663, 48140), (754, 42330), (780, 40919), (830, 38454), (870, 36686), (884, 36105), (986, 32370), (996, 32045), (1020, 31291), (1079, 29580), (1105, 28884), (1131, 28220), (1245, 25636), (1326, 24070), (1411, 22620), (1479, 21580), (1508, 21165), (1660, 19227), (1740, 18343), (1885, 16932), (1972, 16185), (2158, 14790), (2210, 14442), (2262, 14110), (2407, 13260), (2465, 12948), (2490, 12818), (2652, 12035), (2822, 11310), (2958, 10790), (3237, 9860), (3315, 9628), (3770, 8466), (4233, 7540), (4316, 7395), (4420, 7221), (4524, 7055), (4814, 6630), (4930, 6474), (4980, 6409), (5395, 5916), (5644, 5655)]