138897479412

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{21559}}^1$

素因数の和:21874

約数の個数: 144

約数和(自身を含む): 379709890560

約数和(自身を除く): 240812411148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 251, 276, 279, 372, 414, 502, 558, 713, 753, 828, 1004, 1116, 1426, 1506, 2139, 2259, 2852, 3012, 4278, 4518, 5773, 6417, 7781, 8556, 9036, 11546, 12834, 15562, 17319, 21559, 23092, 23343, 25668, 31124, 34638, 43118, 46686, 51957, 64677, 69276, 70029, 86236, 93372, 103914, 129354, 140058, 178963, 194031, 207828, 258708, 280116, 357926, 388062, 495857, 536889, 668329, 715852, 776124, 991714, 1073778, 1336658, 1487571, 1610667, 1983428, 2004987, 2147556, 2673316, 2975142, 3221334, 4009974, 4462713, 5411309, 5950284, 6014961, 6442668, 8019948, 8925426, 10822618, 12029922, 15371567, 16233927, 17850852, 21645236, 24059844, 30743134, 32467854, 46114701, 48701781, 61486268, 64935708, 92229402, 97403562, 124460107, 138344103, 167750579, 184458804, 194807124, 248920214, 276688206, 335501158, 373380321, 497840428, 503251737, 553376412, 671002316, 746760642, 1006503474, 1120140963, 1493521284, 1509755211, 2013006948, 2240281926, 3019510422, 3858263317, 4480563852, 6039020844, 7716526634, 11574789951, 15433053268, 23149579902, 34724369853, 46299159804, 69448739706, 138897479412]

約数ペア:

[(1, 138897479412), (2, 69448739706), (3, 46299159804), (4, 34724369853), (6, 23149579902), (9, 15433053268), (12, 11574789951), (18, 7716526634), (23, 6039020844), (31, 4480563852), (36, 3858263317), (46, 3019510422), (62, 2240281926), (69, 2013006948), (92, 1509755211), (93, 1493521284), (124, 1120140963), (138, 1006503474), (186, 746760642), (207, 671002316), (251, 553376412), (276, 503251737), (279, 497840428), (372, 373380321), (414, 335501158), (502, 276688206), (558, 248920214), (713, 194807124), (753, 184458804), (828, 167750579), (1004, 138344103), (1116, 124460107), (1426, 97403562), (1506, 92229402), (2139, 64935708), (2259, 61486268), (2852, 48701781), (3012, 46114701), (4278, 32467854), (4518, 30743134), (5773, 24059844), (6417, 21645236), (7781, 17850852), (8556, 16233927), (9036, 15371567), (11546, 12029922), (12834, 10822618), (15562, 8925426), (17319, 8019948), (21559, 6442668), (23092, 6014961), (23343, 5950284), (25668, 5411309), (31124, 4462713), (34638, 4009974), (43118, 3221334), (46686, 2975142), (51957, 2673316), (64677, 2147556), (69276, 2004987), (70029, 1983428), (86236, 1610667), (93372, 1487571), (103914, 1336658), (129354, 1073778), (140058, 991714), (178963, 776124), (194031, 715852), (207828, 668329), (258708, 536889), (280116, 495857), (357926, 388062)]