287630028

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4091}}^1$

素因数の和:4145

約数の個数: 120

約数和(自身を含む): 887276544

約数和(自身を除く): 599646516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 81, 84, 93, 108, 124, 126, 162, 186, 189, 217, 252, 279, 324, 372, 378, 434, 558, 567, 651, 756, 837, 868, 1116, 1134, 1302, 1674, 1953, 2268, 2511, 2604, 3348, 3906, 4091, 5022, 5859, 7812, 8182, 10044, 11718, 12273, 16364, 17577, 23436, 24546, 28637, 35154, 36819, 49092, 57274, 70308, 73638, 85911, 110457, 114548, 126821, 147276, 171822, 220914, 253642, 257733, 331371, 343644, 380463, 441828, 507284, 515466, 662742, 760926, 773199, 887747, 1030932, 1141389, 1325484, 1521852, 1546398, 1775494, 2282778, 2319597, 2663241, 3092796, 3424167, 3550988, 4565556, 4639194, 5326482, 6848334, 7989723, 9278388, 10272501, 10652964, 13696668, 15979446, 20545002, 23969169, 31958892, 41090004, 47938338, 71907507, 95876676, 143815014, 287630028]

約数ペア:

[(1, 287630028), (2, 143815014), (3, 95876676), (4, 71907507), (6, 47938338), (7, 41090004), (9, 31958892), (12, 23969169), (14, 20545002), (18, 15979446), (21, 13696668), (27, 10652964), (28, 10272501), (31, 9278388), (36, 7989723), (42, 6848334), (54, 5326482), (62, 4639194), (63, 4565556), (81, 3550988), (84, 3424167), (93, 3092796), (108, 2663241), (124, 2319597), (126, 2282778), (162, 1775494), (186, 1546398), (189, 1521852), (217, 1325484), (252, 1141389), (279, 1030932), (324, 887747), (372, 773199), (378, 760926), (434, 662742), (558, 515466), (567, 507284), (651, 441828), (756, 380463), (837, 343644), (868, 331371), (1116, 257733), (1134, 253642), (1302, 220914), (1674, 171822), (1953, 147276), (2268, 126821), (2511, 114548), (2604, 110457), (3348, 85911), (3906, 73638), (4091, 70308), (5022, 57274), (5859, 49092), (7812, 36819), (8182, 35154), (10044, 28637), (11718, 24546), (12273, 23436), (16364, 17577)]