990389136

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1$

素因数の和:677

約数の個数: 160

約数和(自身を含む): 2956953600

約数和(自身を除く): 1966564464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 33, 38, 44, 48, 57, 66, 76, 88, 114, 132, 152, 176, 209, 228, 264, 269, 304, 367, 418, 456, 528, 538, 627, 734, 807, 836, 912, 1076, 1101, 1254, 1468, 1614, 1672, 2152, 2202, 2508, 2936, 2959, 3228, 3344, 4037, 4304, 4404, 5016, 5111, 5872, 5918, 6456, 6973, 8074, 8808, 8877, 10032, 10222, 11836, 12111, 12912, 13946, 15333, 16148, 17616, 17754, 20444, 20919, 23672, 24222, 27892, 30666, 32296, 35508, 40888, 41838, 47344, 48444, 55784, 56221, 61332, 64592, 71016, 76703, 81776, 83676, 96888, 98723, 111568, 112442, 122664, 142032, 153406, 167352, 168663, 193776, 197446, 224884, 230109, 245328, 296169, 306812, 334704, 337326, 394892, 449768, 460218, 592338, 613624, 674652, 789784, 899536, 920436, 1085953, 1184676, 1227248, 1349304, 1579568, 1840872, 1875737, 2171906, 2369352, 2698608, 3257859, 3681744, 3751474, 4343812, 4738704, 5627211, 6515718, 7502948, 8687624, 11254422, 13031436, 15005896, 17375248, 20633107, 22508844, 26062872, 30011792, 41266214, 45017688, 52125744, 61899321, 82532428, 90035376, 123798642, 165064856, 247597284, 330129712, 495194568, 990389136]

約数ペア:

[(1, 990389136), (2, 495194568), (3, 330129712), (4, 247597284), (6, 165064856), (8, 123798642), (11, 90035376), (12, 82532428), (16, 61899321), (19, 52125744), (22, 45017688), (24, 41266214), (33, 30011792), (38, 26062872), (44, 22508844), (48, 20633107), (57, 17375248), (66, 15005896), (76, 13031436), (88, 11254422), (114, 8687624), (132, 7502948), (152, 6515718), (176, 5627211), (209, 4738704), (228, 4343812), (264, 3751474), (269, 3681744), (304, 3257859), (367, 2698608), (418, 2369352), (456, 2171906), (528, 1875737), (538, 1840872), (627, 1579568), (734, 1349304), (807, 1227248), (836, 1184676), (912, 1085953), (1076, 920436), (1101, 899536), (1254, 789784), (1468, 674652), (1614, 613624), (1672, 592338), (2152, 460218), (2202, 449768), (2508, 394892), (2936, 337326), (2959, 334704), (3228, 306812), (3344, 296169), (4037, 245328), (4304, 230109), (4404, 224884), (5016, 197446), (5111, 193776), (5872, 168663), (5918, 167352), (6456, 153406), (6973, 142032), (8074, 122664), (8808, 112442), (8877, 111568), (10032, 98723), (10222, 96888), (11836, 83676), (12111, 81776), (12912, 76703), (13946, 71016), (15333, 64592), (16148, 61332), (17616, 56221), (17754, 55784), (20444, 48444), (20919, 47344), (23672, 41838), (24222, 40888), (27892, 35508), (30666, 32296)]