1540014720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1861}}^1$

素因数の和:2314

約数の個数: 128

約数和(自身を含む): 4922830080

約数和(自身を除く): 3382815360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 431, 480, 640, 862, 960, 1293, 1724, 1861, 1920, 2155, 2586, 3448, 3722, 4310, 5172, 5583, 6465, 6896, 7444, 8620, 9305, 10344, 11166, 12930, 13792, 14888, 17240, 18610, 20688, 22332, 25860, 27584, 27915, 29776, 34480, 37220, 41376, 44664, 51720, 55168, 55830, 59552, 68960, 74440, 82752, 89328, 103440, 111660, 119104, 137920, 148880, 165504, 178656, 206880, 223320, 238208, 275840, 297760, 357312, 413760, 446640, 595520, 714624, 802091, 827520, 893280, 1191040, 1604182, 1786560, 2406273, 3208364, 3573120, 4010455, 4812546, 6416728, 8020910, 9625092, 12031365, 12833456, 16041820, 19250184, 24062730, 25666912, 32083640, 38500368, 48125460, 51333824, 64167280, 77000736, 96250920, 102667648, 128334560, 154001472, 192501840, 256669120, 308002944, 385003680, 513338240, 770007360, 1540014720]

約数ペア:

[(1, 1540014720), (2, 770007360), (3, 513338240), (4, 385003680), (5, 308002944), (6, 256669120), (8, 192501840), (10, 154001472), (12, 128334560), (15, 102667648), (16, 96250920), (20, 77000736), (24, 64167280), (30, 51333824), (32, 48125460), (40, 38500368), (48, 32083640), (60, 25666912), (64, 24062730), (80, 19250184), (96, 16041820), (120, 12833456), (128, 12031365), (160, 9625092), (192, 8020910), (240, 6416728), (320, 4812546), (384, 4010455), (431, 3573120), (480, 3208364), (640, 2406273), (862, 1786560), (960, 1604182), (1293, 1191040), (1724, 893280), (1861, 827520), (1920, 802091), (2155, 714624), (2586, 595520), (3448, 446640), (3722, 413760), (4310, 357312), (5172, 297760), (5583, 275840), (6465, 238208), (6896, 223320), (7444, 206880), (8620, 178656), (9305, 165504), (10344, 148880), (11166, 137920), (12930, 119104), (13792, 111660), (14888, 103440), (17240, 89328), (18610, 82752), (20688, 74440), (22332, 68960), (25860, 59552), (27584, 55830), (27915, 55168), (29776, 51720), (34480, 44664), (37220, 41376)]