725304240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{821}}^1$

素因数の和:1252

約数の個数: 160

約数和(自身を含む): 2507428800

約数和(自身を除く): 1782124560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 409, 432, 540, 720, 818, 821, 1080, 1227, 1636, 1642, 2045, 2160, 2454, 2463, 3272, 3284, 3681, 4090, 4105, 4908, 4926, 6135, 6544, 6568, 7362, 7389, 8180, 8210, 9816, 9852, 11043, 12270, 12315, 13136, 14724, 14778, 16360, 16420, 18405, 19632, 19704, 22086, 22167, 24540, 24630, 29448, 29556, 32720, 32840, 36810, 36945, 39408, 44172, 44334, 49080, 49260, 55215, 58896, 59112, 65680, 73620, 73890, 88344, 88668, 98160, 98520, 110430, 110835, 118224, 147240, 147780, 176688, 177336, 197040, 220860, 221670, 294480, 295560, 335789, 354672, 441720, 443340, 591120, 671578, 883440, 886680, 1007367, 1343156, 1678945, 1773360, 2014734, 2686312, 3022101, 3357890, 4029468, 5036835, 5372624, 6044202, 6715780, 8058936, 9066303, 10073670, 12088404, 13431560, 15110505, 16117872, 18132606, 20147340, 24176808, 26863120, 30221010, 36265212, 40294680, 45331515, 48353616, 60442020, 72530424, 80589360, 90663030, 120884040, 145060848, 181326060, 241768080, 362652120, 725304240]

約数ペア:

[(1, 725304240), (2, 362652120), (3, 241768080), (4, 181326060), (5, 145060848), (6, 120884040), (8, 90663030), (9, 80589360), (10, 72530424), (12, 60442020), (15, 48353616), (16, 45331515), (18, 40294680), (20, 36265212), (24, 30221010), (27, 26863120), (30, 24176808), (36, 20147340), (40, 18132606), (45, 16117872), (48, 15110505), (54, 13431560), (60, 12088404), (72, 10073670), (80, 9066303), (90, 8058936), (108, 6715780), (120, 6044202), (135, 5372624), (144, 5036835), (180, 4029468), (216, 3357890), (240, 3022101), (270, 2686312), (360, 2014734), (409, 1773360), (432, 1678945), (540, 1343156), (720, 1007367), (818, 886680), (821, 883440), (1080, 671578), (1227, 591120), (1636, 443340), (1642, 441720), (2045, 354672), (2160, 335789), (2454, 295560), (2463, 294480), (3272, 221670), (3284, 220860), (3681, 197040), (4090, 177336), (4105, 176688), (4908, 147780), (4926, 147240), (6135, 118224), (6544, 110835), (6568, 110430), (7362, 98520), (7389, 98160), (8180, 88668), (8210, 88344), (9816, 73890), (9852, 73620), (11043, 65680), (12270, 59112), (12315, 58896), (13136, 55215), (14724, 49260), (14778, 49080), (16360, 44334), (16420, 44172), (18405, 39408), (19632, 36945), (19704, 36810), (22086, 32840), (22167, 32720), (24540, 29556), (24630, 29448)]