81772960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:798

約数の個数: 96

約数和(自身を含む): 209139840

約数和(自身を除く): 127366880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 74, 76, 80, 95, 148, 152, 160, 185, 190, 296, 304, 370, 380, 592, 608, 703, 727, 740, 760, 1184, 1406, 1454, 1480, 1520, 2812, 2908, 2960, 3040, 3515, 3635, 5624, 5816, 5920, 7030, 7270, 11248, 11632, 13813, 14060, 14540, 22496, 23264, 26899, 27626, 28120, 29080, 53798, 55252, 56240, 58160, 69065, 107596, 110504, 112480, 116320, 134495, 138130, 215192, 221008, 268990, 276260, 430384, 442016, 511081, 537980, 552520, 860768, 1022162, 1075960, 1105040, 2044324, 2151920, 2210080, 2555405, 4088648, 4303840, 5110810, 8177296, 10221620, 16354592, 20443240, 40886480, 81772960]

約数ペア:

[(1, 81772960), (2, 40886480), (4, 20443240), (5, 16354592), (8, 10221620), (10, 8177296), (16, 5110810), (19, 4303840), (20, 4088648), (32, 2555405), (37, 2210080), (38, 2151920), (40, 2044324), (74, 1105040), (76, 1075960), (80, 1022162), (95, 860768), (148, 552520), (152, 537980), (160, 511081), (185, 442016), (190, 430384), (296, 276260), (304, 268990), (370, 221008), (380, 215192), (592, 138130), (608, 134495), (703, 116320), (727, 112480), (740, 110504), (760, 107596), (1184, 69065), (1406, 58160), (1454, 56240), (1480, 55252), (1520, 53798), (2812, 29080), (2908, 28120), (2960, 27626), (3040, 26899), (3515, 23264), (3635, 22496), (5624, 14540), (5816, 14060), (5920, 13813), (7030, 11632), (7270, 11248)]