838528020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18413}}^1$

素因数の和:18462

約数の個数: 144

約数和(自身を含む): 2895564672

約数和(自身を除く): 2057036652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1518, 1980, 2070, 2277, 2530, 3036, 3795, 4140, 4554, 5060, 7590, 9108, 11385, 15180, 18413, 22770, 36826, 45540, 55239, 73652, 92065, 110478, 165717, 184130, 202543, 220956, 276195, 331434, 368260, 405086, 423499, 552390, 607629, 662868, 810172, 828585, 846998, 1012715, 1104780, 1215258, 1270497, 1657170, 1693996, 1822887, 2025430, 2117495, 2430516, 2540994, 3038145, 3314340, 3645774, 3811491, 4050860, 4234990, 4658489, 5081988, 6076290, 6352485, 7291548, 7622982, 8469980, 9114435, 9316978, 12152580, 12704970, 13975467, 15245964, 18228870, 18633956, 19057455, 23292445, 25409940, 27950934, 36457740, 38114910, 41926401, 46584890, 55901868, 69877335, 76229820, 83852802, 93169780, 139754670, 167705604, 209632005, 279509340, 419264010, 838528020]

約数ペア:

[(1, 838528020), (2, 419264010), (3, 279509340), (4, 209632005), (5, 167705604), (6, 139754670), (9, 93169780), (10, 83852802), (11, 76229820), (12, 69877335), (15, 55901868), (18, 46584890), (20, 41926401), (22, 38114910), (23, 36457740), (30, 27950934), (33, 25409940), (36, 23292445), (44, 19057455), (45, 18633956), (46, 18228870), (55, 15245964), (60, 13975467), (66, 12704970), (69, 12152580), (90, 9316978), (92, 9114435), (99, 8469980), (110, 7622982), (115, 7291548), (132, 6352485), (138, 6076290), (165, 5081988), (180, 4658489), (198, 4234990), (207, 4050860), (220, 3811491), (230, 3645774), (253, 3314340), (276, 3038145), (330, 2540994), (345, 2430516), (396, 2117495), (414, 2025430), (460, 1822887), (495, 1693996), (506, 1657170), (660, 1270497), (690, 1215258), (759, 1104780), (828, 1012715), (990, 846998), (1012, 828585), (1035, 810172), (1265, 662868), (1380, 607629), (1518, 552390), (1980, 423499), (2070, 405086), (2277, 368260), (2530, 331434), (3036, 276195), (3795, 220956), (4140, 202543), (4554, 184130), (5060, 165717), (7590, 110478), (9108, 92065), (11385, 73652), (15180, 55239), (18413, 45540), (22770, 36826)]