217538904

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1469

約数の個数: 128

約数和(自身を含む): 645120000

約数和(自身を除く): 427581096

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 31, 33, 38, 44, 57, 62, 66, 76, 88, 93, 114, 124, 132, 152, 186, 209, 228, 248, 264, 341, 372, 418, 456, 589, 627, 682, 744, 836, 1023, 1178, 1254, 1364, 1399, 1672, 1767, 2046, 2356, 2508, 2728, 2798, 3534, 4092, 4197, 4712, 5016, 5596, 6479, 7068, 8184, 8394, 11192, 12958, 14136, 15389, 16788, 19437, 25916, 26581, 30778, 33576, 38874, 43369, 46167, 51832, 53162, 61556, 77748, 79743, 86738, 92334, 106324, 123112, 130107, 155496, 159486, 173476, 184668, 212648, 260214, 292391, 318972, 346952, 369336, 477059, 520428, 584782, 637944, 824011, 877173, 954118, 1040856, 1169564, 1431177, 1648022, 1754346, 1908236, 2339128, 2472033, 2862354, 3296044, 3508692, 3816472, 4944066, 5724708, 6592088, 7017384, 9064121, 9888132, 11449416, 18128242, 19776264, 27192363, 36256484, 54384726, 72512968, 108769452, 217538904]

約数ペア:

[(1, 217538904), (2, 108769452), (3, 72512968), (4, 54384726), (6, 36256484), (8, 27192363), (11, 19776264), (12, 18128242), (19, 11449416), (22, 9888132), (24, 9064121), (31, 7017384), (33, 6592088), (38, 5724708), (44, 4944066), (57, 3816472), (62, 3508692), (66, 3296044), (76, 2862354), (88, 2472033), (93, 2339128), (114, 1908236), (124, 1754346), (132, 1648022), (152, 1431177), (186, 1169564), (209, 1040856), (228, 954118), (248, 877173), (264, 824011), (341, 637944), (372, 584782), (418, 520428), (456, 477059), (589, 369336), (627, 346952), (682, 318972), (744, 292391), (836, 260214), (1023, 212648), (1178, 184668), (1254, 173476), (1364, 159486), (1399, 155496), (1672, 130107), (1767, 123112), (2046, 106324), (2356, 92334), (2508, 86738), (2728, 79743), (2798, 77748), (3534, 61556), (4092, 53162), (4197, 51832), (4712, 46167), (5016, 43369), (5596, 38874), (6479, 33576), (7068, 30778), (8184, 26581), (8394, 25916), (11192, 19437), (12958, 16788), (14136, 15389)]