399952680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{2087}}^1$

素因数の和:3698

約数の個数: 64

約数和(自身を含む): 1201184640

約数和(自身を除く): 801231960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1597, 2087, 3194, 4174, 4791, 6261, 6388, 7985, 8348, 9582, 10435, 12522, 12776, 15970, 16696, 19164, 20870, 23955, 25044, 31305, 31940, 38328, 41740, 47910, 50088, 62610, 63880, 83480, 95820, 125220, 191640, 250440, 3332939, 6665878, 9998817, 13331756, 16664695, 19997634, 26663512, 33329390, 39995268, 49994085, 66658780, 79990536, 99988170, 133317560, 199976340, 399952680]

約数ペア:

[(1, 399952680), (2, 199976340), (3, 133317560), (4, 99988170), (5, 79990536), (6, 66658780), (8, 49994085), (10, 39995268), (12, 33329390), (15, 26663512), (20, 19997634), (24, 16664695), (30, 13331756), (40, 9998817), (60, 6665878), (120, 3332939), (1597, 250440), (2087, 191640), (3194, 125220), (4174, 95820), (4791, 83480), (6261, 63880), (6388, 62610), (7985, 50088), (8348, 47910), (9582, 41740), (10435, 38328), (12522, 31940), (12776, 31305), (15970, 25044), (16696, 23955), (19164, 20870)]