1996103040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{25357}}^1$

素因数の和:25420

約数の個数: 128

約数和(自身を含む): 6518020320

約数和(自身を除く): 4521917280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1230, 1312, 1640, 1920, 1968, 2460, 2624, 3280, 3936, 4920, 5248, 6560, 7872, 9840, 13120, 15744, 19680, 25357, 26240, 39360, 50714, 76071, 78720, 101428, 126785, 152142, 202856, 253570, 304284, 380355, 405712, 507140, 608568, 760710, 811424, 1014280, 1039637, 1217136, 1521420, 1622848, 2028560, 2079274, 2434272, 3042840, 3118911, 3245696, 4057120, 4158548, 4868544, 5198185, 6085680, 6237822, 8114240, 8317096, 9737088, 10396370, 12171360, 12475644, 15594555, 16228480, 16634192, 20792740, 24342720, 24951288, 31189110, 33268384, 41585480, 48685440, 49902576, 62378220, 66536768, 83170960, 99805152, 124756440, 133073536, 166341920, 199610304, 249512880, 332683840, 399220608, 499025760, 665367680, 998051520, 1996103040]

約数ペア:

[(1, 1996103040), (2, 998051520), (3, 665367680), (4, 499025760), (5, 399220608), (6, 332683840), (8, 249512880), (10, 199610304), (12, 166341920), (15, 133073536), (16, 124756440), (20, 99805152), (24, 83170960), (30, 66536768), (32, 62378220), (40, 49902576), (41, 48685440), (48, 41585480), (60, 33268384), (64, 31189110), (80, 24951288), (82, 24342720), (96, 20792740), (120, 16634192), (123, 16228480), (128, 15594555), (160, 12475644), (164, 12171360), (192, 10396370), (205, 9737088), (240, 8317096), (246, 8114240), (320, 6237822), (328, 6085680), (384, 5198185), (410, 4868544), (480, 4158548), (492, 4057120), (615, 3245696), (640, 3118911), (656, 3042840), (820, 2434272), (960, 2079274), (984, 2028560), (1230, 1622848), (1312, 1521420), (1640, 1217136), (1920, 1039637), (1968, 1014280), (2460, 811424), (2624, 760710), (3280, 608568), (3936, 507140), (4920, 405712), (5248, 380355), (6560, 304284), (7872, 253570), (9840, 202856), (13120, 152142), (15744, 126785), (19680, 101428), (25357, 78720), (26240, 76071), (39360, 50714)]