219904080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2687}}^1$

素因数の和:2745

約数の個数: 160

約数和(自身を含む): 767950848

約数和(自身を除く): 548046768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 744, 880, 930, 1023, 1240, 1320, 1364, 1488, 1705, 1860, 2046, 2480, 2640, 2687, 2728, 3410, 3720, 4092, 5115, 5374, 5456, 6820, 7440, 8061, 8184, 10230, 10748, 13435, 13640, 16122, 16368, 20460, 21496, 26870, 27280, 29557, 32244, 40305, 40920, 42992, 53740, 59114, 64488, 80610, 81840, 83297, 88671, 107480, 118228, 128976, 147785, 161220, 166594, 177342, 214960, 236456, 249891, 295570, 322440, 333188, 354684, 416485, 443355, 472912, 499782, 591140, 644880, 666376, 709368, 832970, 886710, 916267, 999564, 1182280, 1249455, 1332752, 1418736, 1665940, 1773420, 1832534, 1999128, 2364560, 2498910, 2748801, 3331880, 3546840, 3665068, 3998256, 4581335, 4997820, 5497602, 6663760, 7093680, 7330136, 9162670, 9995640, 10995204, 13744005, 14660272, 18325340, 19991280, 21990408, 27488010, 36650680, 43980816, 54976020, 73301360, 109952040, 219904080]

約数ペア:

[(1, 219904080), (2, 109952040), (3, 73301360), (4, 54976020), (5, 43980816), (6, 36650680), (8, 27488010), (10, 21990408), (11, 19991280), (12, 18325340), (15, 14660272), (16, 13744005), (20, 10995204), (22, 9995640), (24, 9162670), (30, 7330136), (31, 7093680), (33, 6663760), (40, 5497602), (44, 4997820), (48, 4581335), (55, 3998256), (60, 3665068), (62, 3546840), (66, 3331880), (80, 2748801), (88, 2498910), (93, 2364560), (110, 1999128), (120, 1832534), (124, 1773420), (132, 1665940), (155, 1418736), (165, 1332752), (176, 1249455), (186, 1182280), (220, 999564), (240, 916267), (248, 886710), (264, 832970), (310, 709368), (330, 666376), (341, 644880), (372, 591140), (440, 499782), (465, 472912), (496, 443355), (528, 416485), (620, 354684), (660, 333188), (682, 322440), (744, 295570), (880, 249891), (930, 236456), (1023, 214960), (1240, 177342), (1320, 166594), (1364, 161220), (1488, 147785), (1705, 128976), (1860, 118228), (2046, 107480), (2480, 88671), (2640, 83297), (2687, 81840), (2728, 80610), (3410, 64488), (3720, 59114), (4092, 53740), (5115, 42992), (5374, 40920), (5456, 40305), (6820, 32244), (7440, 29557), (8061, 27280), (8184, 26870), (10230, 21496), (10748, 20460), (13435, 16368), (13640, 16122)]