664222368

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:771

約数の個数: 192

約数和(自身を含む): 2008903680

約数和(自身を除く): 1344681312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 31, 32, 34, 38, 48, 51, 57, 62, 68, 76, 93, 96, 102, 114, 124, 136, 152, 186, 204, 228, 248, 272, 304, 323, 372, 408, 456, 496, 527, 544, 589, 608, 646, 691, 744, 816, 912, 969, 992, 1054, 1178, 1292, 1382, 1488, 1581, 1632, 1767, 1824, 1938, 2073, 2108, 2356, 2584, 2764, 2976, 3162, 3534, 3876, 4146, 4216, 4712, 5168, 5528, 6324, 7068, 7752, 8292, 8432, 9424, 10013, 10336, 11056, 11747, 12648, 13129, 14136, 15504, 16584, 16864, 18848, 20026, 21421, 22112, 23494, 25296, 26258, 28272, 30039, 31008, 33168, 35241, 39387, 40052, 42842, 46988, 50592, 52516, 56544, 60078, 64263, 66336, 70482, 78774, 80104, 85684, 93976, 105032, 120156, 128526, 140964, 157548, 160208, 171368, 187952, 210064, 223193, 240312, 257052, 281928, 315096, 320416, 342736, 364157, 375904, 406999, 420128, 446386, 480624, 514104, 563856, 630192, 669579, 685472, 728314, 813998, 892772, 961248, 1028208, 1092471, 1127712, 1220997, 1260384, 1339158, 1456628, 1627996, 1785544, 2056416, 2184942, 2441994, 2678316, 2913256, 3255992, 3571088, 4369884, 4883988, 5356632, 5826512, 6511984, 6918983, 7142176, 8739768, 9767976, 10713264, 11653024, 13023968, 13837966, 17479536, 19535952, 20756949, 21426528, 27675932, 34959072, 39071904, 41513898, 55351864, 83027796, 110703728, 166055592, 221407456, 332111184, 664222368]

約数ペア:

[(1, 664222368), (2, 332111184), (3, 221407456), (4, 166055592), (6, 110703728), (8, 83027796), (12, 55351864), (16, 41513898), (17, 39071904), (19, 34959072), (24, 27675932), (31, 21426528), (32, 20756949), (34, 19535952), (38, 17479536), (48, 13837966), (51, 13023968), (57, 11653024), (62, 10713264), (68, 9767976), (76, 8739768), (93, 7142176), (96, 6918983), (102, 6511984), (114, 5826512), (124, 5356632), (136, 4883988), (152, 4369884), (186, 3571088), (204, 3255992), (228, 2913256), (248, 2678316), (272, 2441994), (304, 2184942), (323, 2056416), (372, 1785544), (408, 1627996), (456, 1456628), (496, 1339158), (527, 1260384), (544, 1220997), (589, 1127712), (608, 1092471), (646, 1028208), (691, 961248), (744, 892772), (816, 813998), (912, 728314), (969, 685472), (992, 669579), (1054, 630192), (1178, 563856), (1292, 514104), (1382, 480624), (1488, 446386), (1581, 420128), (1632, 406999), (1767, 375904), (1824, 364157), (1938, 342736), (2073, 320416), (2108, 315096), (2356, 281928), (2584, 257052), (2764, 240312), (2976, 223193), (3162, 210064), (3534, 187952), (3876, 171368), (4146, 160208), (4216, 157548), (4712, 140964), (5168, 128526), (5528, 120156), (6324, 105032), (7068, 93976), (7752, 85684), (8292, 80104), (8432, 78774), (9424, 70482), (10013, 66336), (10336, 64263), (11056, 60078), (11747, 56544), (12648, 52516), (13129, 50592), (14136, 46988), (15504, 42842), (16584, 40052), (16864, 39387), (18848, 35241), (20026, 33168), (21421, 31008), (22112, 30039), (23494, 28272), (25296, 26258)]