1555978440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{79549}}^1$

素因数の和:79726

約数の個数: 64

約数和(自身を含む): 4696632000

約数和(自身を除く): 3140653560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 3260, 3912, 4890, 6520, 9780, 19560, 79549, 159098, 238647, 318196, 397745, 477294, 636392, 795490, 954588, 1193235, 1590980, 1909176, 2386470, 3181960, 4772940, 9545880, 12966487, 25932974, 38899461, 51865948, 64832435, 77798922, 103731896, 129664870, 155597844, 194497305, 259329740, 311195688, 388994610, 518659480, 777989220, 1555978440]

約数ペア:

[(1, 1555978440), (2, 777989220), (3, 518659480), (4, 388994610), (5, 311195688), (6, 259329740), (8, 194497305), (10, 155597844), (12, 129664870), (15, 103731896), (20, 77798922), (24, 64832435), (30, 51865948), (40, 38899461), (60, 25932974), (120, 12966487), (163, 9545880), (326, 4772940), (489, 3181960), (652, 2386470), (815, 1909176), (978, 1590980), (1304, 1193235), (1630, 954588), (1956, 795490), (2445, 636392), (3260, 477294), (3912, 397745), (4890, 318196), (6520, 238647), (9780, 159098), (19560, 79549)]