224444920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 604454400

約数和(自身を除く): 380009480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 131, 140, 145, 203, 211, 232, 262, 280, 290, 406, 422, 524, 580, 655, 812, 844, 917, 1015, 1048, 1055, 1160, 1310, 1477, 1624, 1688, 1834, 2030, 2110, 2620, 2954, 3668, 3799, 4060, 4220, 4585, 5240, 5908, 6119, 7336, 7385, 7598, 8120, 8440, 9170, 11816, 12238, 14770, 15196, 18340, 18995, 24476, 26593, 27641, 29540, 30392, 30595, 36680, 37990, 42833, 48952, 53186, 55282, 59080, 61190, 75980, 85666, 106372, 110564, 122380, 132965, 138205, 151960, 171332, 193487, 212744, 214165, 221128, 244760, 265930, 276410, 342664, 386974, 428330, 531860, 552820, 773948, 801589, 856660, 967435, 1063720, 1105640, 1547896, 1603178, 1713320, 1934870, 3206356, 3869740, 4007945, 5611123, 6412712, 7739480, 8015890, 11222246, 16031780, 22444492, 28055615, 32063560, 44888984, 56111230, 112222460, 224444920]

約数ペア:

[(1, 224444920), (2, 112222460), (4, 56111230), (5, 44888984), (7, 32063560), (8, 28055615), (10, 22444492), (14, 16031780), (20, 11222246), (28, 8015890), (29, 7739480), (35, 6412712), (40, 5611123), (56, 4007945), (58, 3869740), (70, 3206356), (116, 1934870), (131, 1713320), (140, 1603178), (145, 1547896), (203, 1105640), (211, 1063720), (232, 967435), (262, 856660), (280, 801589), (290, 773948), (406, 552820), (422, 531860), (524, 428330), (580, 386974), (655, 342664), (812, 276410), (844, 265930), (917, 244760), (1015, 221128), (1048, 214165), (1055, 212744), (1160, 193487), (1310, 171332), (1477, 151960), (1624, 138205), (1688, 132965), (1834, 122380), (2030, 110564), (2110, 106372), (2620, 85666), (2954, 75980), (3668, 61190), (3799, 59080), (4060, 55282), (4220, 53186), (4585, 48952), (5240, 42833), (5908, 37990), (6119, 36680), (7336, 30595), (7385, 30392), (7598, 29540), (8120, 27641), (8440, 26593), (9170, 24476), (11816, 18995), (12238, 18340), (14770, 15196)]