203413040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:718

約数の個数: 80

約数和(自身を含む): 488126496

約数和(自身を除く): 284713456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 73, 80, 122, 146, 244, 292, 305, 365, 488, 571, 584, 610, 730, 976, 1142, 1168, 1220, 1460, 2284, 2440, 2855, 2920, 4453, 4568, 4880, 5710, 5840, 8906, 9136, 11420, 17812, 22265, 22840, 34831, 35624, 41683, 44530, 45680, 69662, 71248, 83366, 89060, 139324, 166732, 174155, 178120, 208415, 278648, 333464, 348310, 356240, 416830, 557296, 666928, 696620, 833660, 1393240, 1667320, 2542663, 2786480, 3334640, 5085326, 10170652, 12713315, 20341304, 25426630, 40682608, 50853260, 101706520, 203413040]

約数ペア:

[(1, 203413040), (2, 101706520), (4, 50853260), (5, 40682608), (8, 25426630), (10, 20341304), (16, 12713315), (20, 10170652), (40, 5085326), (61, 3334640), (73, 2786480), (80, 2542663), (122, 1667320), (146, 1393240), (244, 833660), (292, 696620), (305, 666928), (365, 557296), (488, 416830), (571, 356240), (584, 348310), (610, 333464), (730, 278648), (976, 208415), (1142, 178120), (1168, 174155), (1220, 166732), (1460, 139324), (2284, 89060), (2440, 83366), (2855, 71248), (2920, 69662), (4453, 45680), (4568, 44530), (4880, 41683), (5710, 35624), (5840, 34831), (8906, 22840), (9136, 22265), (11420, 17812)]