228519972

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{2111}}^1$

素因数の和:2249

約数の個数: 72

約数和(自身を含む): 602714112

約数和(自身を除く): 374194140

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 97, 124, 186, 194, 279, 291, 372, 388, 558, 582, 873, 1116, 1164, 1746, 2111, 3007, 3492, 4222, 6014, 6333, 8444, 9021, 12028, 12666, 18042, 18999, 25332, 27063, 36084, 37998, 54126, 65441, 75996, 108252, 130882, 196323, 204767, 261764, 392646, 409534, 588969, 614301, 785292, 819068, 1177938, 1228602, 1842903, 2355876, 2457204, 3685806, 6347777, 7371612, 12695554, 19043331, 25391108, 38086662, 57129993, 76173324, 114259986, 228519972]

約数ペア:

[(1, 228519972), (2, 114259986), (3, 76173324), (4, 57129993), (6, 38086662), (9, 25391108), (12, 19043331), (18, 12695554), (31, 7371612), (36, 6347777), (62, 3685806), (93, 2457204), (97, 2355876), (124, 1842903), (186, 1228602), (194, 1177938), (279, 819068), (291, 785292), (372, 614301), (388, 588969), (558, 409534), (582, 392646), (873, 261764), (1116, 204767), (1164, 196323), (1746, 130882), (2111, 108252), (3007, 75996), (3492, 65441), (4222, 54126), (6014, 37998), (6333, 36084), (8444, 27063), (9021, 25332), (12028, 18999), (12666, 18042)]