491584920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3301}}^1$

素因数の和:3405

約数の個数: 128

約数和(自身を含む): 1583375040

約数和(自身を除く): 1091790120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 73, 85, 102, 120, 136, 146, 170, 204, 219, 255, 292, 340, 365, 408, 438, 510, 584, 680, 730, 876, 1020, 1095, 1241, 1460, 1752, 2040, 2190, 2482, 2920, 3301, 3723, 4380, 4964, 6205, 6602, 7446, 8760, 9903, 9928, 12410, 13204, 14892, 16505, 18615, 19806, 24820, 26408, 29784, 33010, 37230, 39612, 49515, 49640, 56117, 66020, 74460, 79224, 99030, 112234, 132040, 148920, 168351, 198060, 224468, 240973, 280585, 336702, 396120, 448936, 481946, 561170, 673404, 722919, 841755, 963892, 1122340, 1204865, 1346808, 1445838, 1683510, 1927784, 2244680, 2409730, 2891676, 3367020, 3614595, 4096541, 4819460, 5783352, 6734040, 7229190, 8193082, 9638920, 12289623, 14458380, 16386164, 20482705, 24579246, 28916760, 32772328, 40965410, 49158492, 61448115, 81930820, 98316984, 122896230, 163861640, 245792460, 491584920]

約数ペア:

[(1, 491584920), (2, 245792460), (3, 163861640), (4, 122896230), (5, 98316984), (6, 81930820), (8, 61448115), (10, 49158492), (12, 40965410), (15, 32772328), (17, 28916760), (20, 24579246), (24, 20482705), (30, 16386164), (34, 14458380), (40, 12289623), (51, 9638920), (60, 8193082), (68, 7229190), (73, 6734040), (85, 5783352), (102, 4819460), (120, 4096541), (136, 3614595), (146, 3367020), (170, 2891676), (204, 2409730), (219, 2244680), (255, 1927784), (292, 1683510), (340, 1445838), (365, 1346808), (408, 1204865), (438, 1122340), (510, 963892), (584, 841755), (680, 722919), (730, 673404), (876, 561170), (1020, 481946), (1095, 448936), (1241, 396120), (1460, 336702), (1752, 280585), (2040, 240973), (2190, 224468), (2482, 198060), (2920, 168351), (3301, 148920), (3723, 132040), (4380, 112234), (4964, 99030), (6205, 79224), (6602, 74460), (7446, 66020), (8760, 56117), (9903, 49640), (9928, 49515), (12410, 39612), (13204, 37230), (14892, 33010), (16505, 29784), (18615, 26408), (19806, 24820)]