808210920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{19751}}^1$

素因数の和:19807

約数の個数: 128

約数和(自身を含む): 2730516480

約数和(自身を除く): 1922305560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 4092, 5115, 6820, 8184, 10230, 13640, 19751, 20460, 39502, 40920, 59253, 79004, 98755, 118506, 158008, 197510, 217261, 237012, 296265, 395020, 434522, 474024, 592530, 612281, 651783, 790040, 869044, 1086305, 1185060, 1224562, 1303566, 1738088, 1836843, 2172610, 2370120, 2449124, 2607132, 3061405, 3258915, 3673686, 4345220, 4898248, 5214264, 6122810, 6517830, 6735091, 7347372, 8690440, 9184215, 12245620, 13035660, 13470182, 14694744, 18368430, 20205273, 24491240, 26071320, 26940364, 33675455, 36736860, 40410546, 53880728, 67350910, 73473720, 80821092, 101026365, 134701820, 161642184, 202052730, 269403640, 404105460, 808210920]

約数ペア:

[(1, 808210920), (2, 404105460), (3, 269403640), (4, 202052730), (5, 161642184), (6, 134701820), (8, 101026365), (10, 80821092), (11, 73473720), (12, 67350910), (15, 53880728), (20, 40410546), (22, 36736860), (24, 33675455), (30, 26940364), (31, 26071320), (33, 24491240), (40, 20205273), (44, 18368430), (55, 14694744), (60, 13470182), (62, 13035660), (66, 12245620), (88, 9184215), (93, 8690440), (110, 7347372), (120, 6735091), (124, 6517830), (132, 6122810), (155, 5214264), (165, 4898248), (186, 4345220), (220, 3673686), (248, 3258915), (264, 3061405), (310, 2607132), (330, 2449124), (341, 2370120), (372, 2172610), (440, 1836843), (465, 1738088), (620, 1303566), (660, 1224562), (682, 1185060), (744, 1086305), (930, 869044), (1023, 790040), (1240, 651783), (1320, 612281), (1364, 592530), (1705, 474024), (1860, 434522), (2046, 395020), (2728, 296265), (3410, 237012), (3720, 217261), (4092, 197510), (5115, 158008), (6820, 118506), (8184, 98755), (10230, 79004), (13640, 59253), (19751, 40920), (20460, 39502)]