72392960

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2459}}^1$

素因数の和:2503

約数の個数: 72

約数和(自身を含む): 181016640

約数和(自身を除く): 108623680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2459, 2944, 3680, 4918, 5888, 7360, 9836, 12295, 14720, 19672, 24590, 29440, 39344, 49180, 56557, 78688, 98360, 113114, 157376, 196720, 226228, 282785, 314752, 393440, 452456, 565570, 629504, 786880, 904912, 1131140, 1573760, 1809824, 2262280, 3147520, 3619648, 4524560, 7239296, 9049120, 14478592, 18098240, 36196480, 72392960]

約数ペア:

[(1, 72392960), (2, 36196480), (4, 18098240), (5, 14478592), (8, 9049120), (10, 7239296), (16, 4524560), (20, 3619648), (23, 3147520), (32, 2262280), (40, 1809824), (46, 1573760), (64, 1131140), (80, 904912), (92, 786880), (115, 629504), (128, 565570), (160, 452456), (184, 393440), (230, 314752), (256, 282785), (320, 226228), (368, 196720), (460, 157376), (640, 113114), (736, 98360), (920, 78688), (1280, 56557), (1472, 49180), (1840, 39344), (2459, 29440), (2944, 24590), (3680, 19672), (4918, 14720), (5888, 12295), (7360, 9836)]