38991731380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{7517}}^1$

素因数の和:7686

約数の個数: 144

約数和(自身を含む): 97909620480

約数和(自身を除く): 58917889100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 79, 98, 134, 140, 158, 196, 245, 268, 316, 335, 395, 469, 490, 553, 670, 790, 938, 980, 1106, 1340, 1580, 1876, 2212, 2345, 2765, 3283, 3871, 4690, 5293, 5530, 6566, 7517, 7742, 9380, 10586, 11060, 13132, 15034, 15484, 16415, 19355, 21172, 26465, 30068, 32830, 37051, 37585, 38710, 52619, 52930, 65660, 74102, 75170, 77420, 105238, 105860, 148204, 150340, 185255, 210476, 259357, 263095, 368333, 370510, 503639, 518714, 526190, 593843, 736666, 741020, 1007278, 1037428, 1052380, 1187686, 1296785, 1473332, 1841665, 2014556, 2375372, 2518195, 2593570, 2969215, 3525473, 3683330, 4156901, 5036390, 5187140, 5938430, 7050946, 7366660, 8313802, 10072780, 11876860, 14101892, 16627604, 17627365, 20784505, 24678311, 29098307, 35254730, 39787481, 41569010, 49356622, 58196614, 70509460, 79574962, 83138020, 98713244, 116393228, 123391555, 145491535, 159149924, 198937405, 246783110, 278512367, 290983070, 397874810, 493566220, 557024734, 581966140, 795749620, 1114049468, 1392561835, 1949586569, 2785123670, 3899173138, 5570247340, 7798346276, 9747932845, 19495865690, 38991731380]

約数ペア:

[(1, 38991731380), (2, 19495865690), (4, 9747932845), (5, 7798346276), (7, 5570247340), (10, 3899173138), (14, 2785123670), (20, 1949586569), (28, 1392561835), (35, 1114049468), (49, 795749620), (67, 581966140), (70, 557024734), (79, 493566220), (98, 397874810), (134, 290983070), (140, 278512367), (158, 246783110), (196, 198937405), (245, 159149924), (268, 145491535), (316, 123391555), (335, 116393228), (395, 98713244), (469, 83138020), (490, 79574962), (553, 70509460), (670, 58196614), (790, 49356622), (938, 41569010), (980, 39787481), (1106, 35254730), (1340, 29098307), (1580, 24678311), (1876, 20784505), (2212, 17627365), (2345, 16627604), (2765, 14101892), (3283, 11876860), (3871, 10072780), (4690, 8313802), (5293, 7366660), (5530, 7050946), (6566, 5938430), (7517, 5187140), (7742, 5036390), (9380, 4156901), (10586, 3683330), (11060, 3525473), (13132, 2969215), (15034, 2593570), (15484, 2518195), (16415, 2375372), (19355, 2014556), (21172, 1841665), (26465, 1473332), (30068, 1296785), (32830, 1187686), (37051, 1052380), (37585, 1037428), (38710, 1007278), (52619, 741020), (52930, 736666), (65660, 593843), (74102, 526190), (75170, 518714), (77420, 503639), (105238, 370510), (105860, 368333), (148204, 263095), (150340, 259357), (185255, 210476)]