203234920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 541751040

約数和(自身を除く): 338516120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 73, 122, 140, 146, 163, 244, 280, 292, 305, 326, 365, 427, 488, 511, 584, 610, 652, 730, 815, 854, 1022, 1141, 1220, 1304, 1460, 1630, 1708, 2044, 2135, 2282, 2440, 2555, 2920, 3260, 3416, 4088, 4270, 4453, 4564, 5110, 5705, 6520, 8540, 8906, 9128, 9943, 10220, 11410, 11899, 17080, 17812, 19886, 20440, 22265, 22820, 23798, 31171, 35624, 39772, 44530, 45640, 47596, 49715, 59495, 62342, 69601, 79544, 83293, 89060, 95192, 99430, 118990, 124684, 139202, 155855, 166586, 178120, 198860, 237980, 249368, 278404, 311710, 333172, 348005, 397720, 416465, 475960, 556808, 623420, 666344, 696010, 725839, 832930, 1246840, 1392020, 1451678, 1665860, 2784040, 2903356, 3331720, 3629195, 5080873, 5806712, 7258390, 10161746, 14516780, 20323492, 25404365, 29033560, 40646984, 50808730, 101617460, 203234920]

約数ペア:

[(1, 203234920), (2, 101617460), (4, 50808730), (5, 40646984), (7, 29033560), (8, 25404365), (10, 20323492), (14, 14516780), (20, 10161746), (28, 7258390), (35, 5806712), (40, 5080873), (56, 3629195), (61, 3331720), (70, 2903356), (73, 2784040), (122, 1665860), (140, 1451678), (146, 1392020), (163, 1246840), (244, 832930), (280, 725839), (292, 696010), (305, 666344), (326, 623420), (365, 556808), (427, 475960), (488, 416465), (511, 397720), (584, 348005), (610, 333172), (652, 311710), (730, 278404), (815, 249368), (854, 237980), (1022, 198860), (1141, 178120), (1220, 166586), (1304, 155855), (1460, 139202), (1630, 124684), (1708, 118990), (2044, 99430), (2135, 95192), (2282, 89060), (2440, 83293), (2555, 79544), (2920, 69601), (3260, 62342), (3416, 59495), (4088, 49715), (4270, 47596), (4453, 45640), (4564, 44530), (5110, 39772), (5705, 35624), (6520, 31171), (8540, 23798), (8906, 22820), (9128, 22265), (9943, 20440), (10220, 19886), (11410, 17812), (11899, 17080)]