393069720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{172399}}^1$

素因数の和:172432

約数の個数: 64

約数和(自身を含む): 1241280000

約数和(自身を除く): 848210280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 172399, 344798, 517197, 689596, 861995, 1034394, 1379192, 1723990, 2068788, 2585985, 3275581, 3447980, 4137576, 5171970, 6551162, 6895960, 9826743, 10343940, 13102324, 16377905, 19653486, 20687880, 26204648, 32755810, 39306972, 49133715, 65511620, 78613944, 98267430, 131023240, 196534860, 393069720]

約数ペア:

[(1, 393069720), (2, 196534860), (3, 131023240), (4, 98267430), (5, 78613944), (6, 65511620), (8, 49133715), (10, 39306972), (12, 32755810), (15, 26204648), (19, 20687880), (20, 19653486), (24, 16377905), (30, 13102324), (38, 10343940), (40, 9826743), (57, 6895960), (60, 6551162), (76, 5171970), (95, 4137576), (114, 3447980), (120, 3275581), (152, 2585985), (190, 2068788), (228, 1723990), (285, 1379192), (380, 1034394), (456, 861995), (570, 689596), (760, 517197), (1140, 344798), (2280, 172399)]