40778400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1307}}^1$

素因数の和:1343

約数の個数: 144

約数和(自身を含む): 143053344

約数和(自身を除く): 102274944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 975, 1040, 1200, 1248, 1300, 1307, 1560, 1950, 2080, 2400, 2600, 2614, 3120, 3900, 3921, 5200, 5228, 6240, 6535, 7800, 7842, 10400, 10456, 13070, 15600, 15684, 16991, 19605, 20912, 26140, 31200, 31368, 32675, 33982, 39210, 41824, 50973, 52280, 62736, 65350, 67964, 78420, 84955, 98025, 101946, 104560, 125472, 130700, 135928, 156840, 169910, 196050, 203892, 209120, 254865, 261400, 271856, 313680, 339820, 392100, 407784, 424775, 509730, 522800, 543712, 627360, 679640, 784200, 815568, 849550, 1019460, 1045600, 1274325, 1359280, 1568400, 1631136, 1699100, 2038920, 2548650, 2718560, 3136800, 3398200, 4077840, 5097300, 6796400, 8155680, 10194600, 13592800, 20389200, 40778400]

約数ペア:

[(1, 40778400), (2, 20389200), (3, 13592800), (4, 10194600), (5, 8155680), (6, 6796400), (8, 5097300), (10, 4077840), (12, 3398200), (13, 3136800), (15, 2718560), (16, 2548650), (20, 2038920), (24, 1699100), (25, 1631136), (26, 1568400), (30, 1359280), (32, 1274325), (39, 1045600), (40, 1019460), (48, 849550), (50, 815568), (52, 784200), (60, 679640), (65, 627360), (75, 543712), (78, 522800), (80, 509730), (96, 424775), (100, 407784), (104, 392100), (120, 339820), (130, 313680), (150, 271856), (156, 261400), (160, 254865), (195, 209120), (200, 203892), (208, 196050), (240, 169910), (260, 156840), (300, 135928), (312, 130700), (325, 125472), (390, 104560), (400, 101946), (416, 98025), (480, 84955), (520, 78420), (600, 67964), (624, 65350), (650, 62736), (780, 52280), (800, 50973), (975, 41824), (1040, 39210), (1200, 33982), (1248, 32675), (1300, 31368), (1307, 31200), (1560, 26140), (1950, 20912), (2080, 19605), (2400, 16991), (2600, 15684), (2614, 15600), (3120, 13070), (3900, 10456), (3921, 10400), (5200, 7842), (5228, 7800), (6240, 6535)]