489858536440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{223921}}^1$

素因数の和:224553

約数の個数: 128

約数和(自身を含む): 1358794523520

約数和(自身を除く): 868935987080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 601, 728, 910, 1202, 1820, 2404, 3005, 3640, 4207, 4808, 6010, 7813, 8414, 12020, 15626, 16828, 21035, 24040, 31252, 33656, 39065, 42070, 54691, 62504, 78130, 84140, 109382, 156260, 168280, 218764, 223921, 273455, 312520, 437528, 447842, 546910, 895684, 1093820, 1119605, 1567447, 1791368, 2187640, 2239210, 2910973, 3134894, 4478420, 5821946, 6269788, 7837235, 8956840, 11643892, 12539576, 14554865, 15674470, 20376811, 23287784, 29109730, 31348940, 40753622, 58219460, 62697880, 81507244, 101884055, 116438920, 134576521, 163014488, 203768110, 269153042, 407536220, 538306084, 672882605, 815072440, 942035647, 1076612168, 1345765210, 1749494773, 1884071294, 2691530420, 3498989546, 3768142588, 4710178235, 5383060840, 6997979092, 7536285176, 8747473865, 9420356470, 12246463411, 13995958184, 17494947730, 18840712940, 24492926822, 34989895460, 37681425880, 48985853644, 61232317055, 69979790920, 97971707288, 122464634110, 244929268220, 489858536440]

約数ペア:

[(1, 489858536440), (2, 244929268220), (4, 122464634110), (5, 97971707288), (7, 69979790920), (8, 61232317055), (10, 48985853644), (13, 37681425880), (14, 34989895460), (20, 24492926822), (26, 18840712940), (28, 17494947730), (35, 13995958184), (40, 12246463411), (52, 9420356470), (56, 8747473865), (65, 7536285176), (70, 6997979092), (91, 5383060840), (104, 4710178235), (130, 3768142588), (140, 3498989546), (182, 2691530420), (260, 1884071294), (280, 1749494773), (364, 1345765210), (455, 1076612168), (520, 942035647), (601, 815072440), (728, 672882605), (910, 538306084), (1202, 407536220), (1820, 269153042), (2404, 203768110), (3005, 163014488), (3640, 134576521), (4207, 116438920), (4808, 101884055), (6010, 81507244), (7813, 62697880), (8414, 58219460), (12020, 40753622), (15626, 31348940), (16828, 29109730), (21035, 23287784), (24040, 20376811), (31252, 15674470), (33656, 14554865), (39065, 12539576), (42070, 11643892), (54691, 8956840), (62504, 7837235), (78130, 6269788), (84140, 5821946), (109382, 4478420), (156260, 3134894), (168280, 2910973), (218764, 2239210), (223921, 2187640), (273455, 1791368), (312520, 1567447), (437528, 1119605), (447842, 1093820), (546910, 895684)]