1638674136

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{2153}}^1$

素因数の和:2238

約数の個数: 144

約数和(自身を含む): 5005077480

約数和(自身を除く): 3366403344

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 72, 88, 93, 99, 124, 132, 186, 198, 248, 264, 279, 341, 372, 396, 558, 682, 744, 792, 961, 1023, 1116, 1364, 1922, 2046, 2153, 2232, 2728, 2883, 3069, 3844, 4092, 4306, 5766, 6138, 6459, 7688, 8184, 8612, 8649, 10571, 11532, 12276, 12918, 17224, 17298, 19377, 21142, 23064, 23683, 24552, 25836, 31713, 34596, 38754, 42284, 47366, 51672, 63426, 66743, 69192, 71049, 77508, 84568, 94732, 95139, 126852, 133486, 142098, 155016, 189464, 190278, 200229, 213147, 253704, 266972, 284196, 380556, 400458, 426294, 533944, 568392, 600687, 734173, 761112, 800916, 852588, 1201374, 1468346, 1601832, 1705176, 2069033, 2202519, 2402748, 2936692, 4138066, 4405038, 4805496, 5873384, 6207099, 6607557, 8276132, 8810076, 12414198, 13215114, 16552264, 17620152, 18621297, 22759363, 24828396, 26430228, 37242594, 45518726, 49656792, 52860456, 68278089, 74485188, 91037452, 136556178, 148970376, 182074904, 204834267, 273112356, 409668534, 546224712, 819337068, 1638674136]

約数ペア:

[(1, 1638674136), (2, 819337068), (3, 546224712), (4, 409668534), (6, 273112356), (8, 204834267), (9, 182074904), (11, 148970376), (12, 136556178), (18, 91037452), (22, 74485188), (24, 68278089), (31, 52860456), (33, 49656792), (36, 45518726), (44, 37242594), (62, 26430228), (66, 24828396), (72, 22759363), (88, 18621297), (93, 17620152), (99, 16552264), (124, 13215114), (132, 12414198), (186, 8810076), (198, 8276132), (248, 6607557), (264, 6207099), (279, 5873384), (341, 4805496), (372, 4405038), (396, 4138066), (558, 2936692), (682, 2402748), (744, 2202519), (792, 2069033), (961, 1705176), (1023, 1601832), (1116, 1468346), (1364, 1201374), (1922, 852588), (2046, 800916), (2153, 761112), (2232, 734173), (2728, 600687), (2883, 568392), (3069, 533944), (3844, 426294), (4092, 400458), (4306, 380556), (5766, 284196), (6138, 266972), (6459, 253704), (7688, 213147), (8184, 200229), (8612, 190278), (8649, 189464), (10571, 155016), (11532, 142098), (12276, 133486), (12918, 126852), (17224, 95139), (17298, 94732), (19377, 84568), (21142, 77508), (23064, 71049), (23683, 69192), (24552, 66743), (25836, 63426), (31713, 51672), (34596, 47366), (38754, 42284)]