907796120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{821}}^1$

素因数の和:1209

約数の個数: 128

約数和(自身を含む): 2556748800

約数和(自身を除く): 1648952680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 359, 385, 440, 616, 718, 770, 821, 1436, 1540, 1642, 1795, 2513, 2872, 3080, 3284, 3590, 3949, 4105, 5026, 5747, 6568, 7180, 7898, 8210, 9031, 10052, 11494, 12565, 14360, 15796, 16420, 18062, 19745, 20104, 22988, 25130, 27643, 28735, 31592, 32840, 36124, 39490, 45155, 45976, 50260, 55286, 57470, 63217, 72248, 78980, 90310, 100520, 110572, 114940, 126434, 138215, 157960, 180620, 221144, 229880, 252868, 276430, 294739, 316085, 361240, 505736, 552860, 589478, 632170, 1105720, 1178956, 1264340, 1473695, 2063173, 2357912, 2528680, 2947390, 3242129, 4126346, 5894780, 6484258, 8252692, 10315865, 11789560, 12968516, 16210645, 16505384, 20631730, 22694903, 25937032, 32421290, 41263460, 45389806, 64842580, 82526920, 90779612, 113474515, 129685160, 181559224, 226949030, 453898060, 907796120]

約数ペア:

[(1, 907796120), (2, 453898060), (4, 226949030), (5, 181559224), (7, 129685160), (8, 113474515), (10, 90779612), (11, 82526920), (14, 64842580), (20, 45389806), (22, 41263460), (28, 32421290), (35, 25937032), (40, 22694903), (44, 20631730), (55, 16505384), (56, 16210645), (70, 12968516), (77, 11789560), (88, 10315865), (110, 8252692), (140, 6484258), (154, 5894780), (220, 4126346), (280, 3242129), (308, 2947390), (359, 2528680), (385, 2357912), (440, 2063173), (616, 1473695), (718, 1264340), (770, 1178956), (821, 1105720), (1436, 632170), (1540, 589478), (1642, 552860), (1795, 505736), (2513, 361240), (2872, 316085), (3080, 294739), (3284, 276430), (3590, 252868), (3949, 229880), (4105, 221144), (5026, 180620), (5747, 157960), (6568, 138215), (7180, 126434), (7898, 114940), (8210, 110572), (9031, 100520), (10052, 90310), (11494, 78980), (12565, 72248), (14360, 63217), (15796, 57470), (16420, 55286), (18062, 50260), (19745, 45976), (20104, 45155), (22988, 39490), (25130, 36124), (27643, 32840), (28735, 31592)]