290555520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3691}}^1$

素因数の和:3754

約数の個数: 128

約数和(自身を含む): 948991680

約数和(自身を除く): 658436160

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, 3691, 3936, 4920, 5248, 6560, 7382, 7872, 9840, 11073, 13120, 14764, 15744, 18455, 19680, 22146, 26240, 29528, 36910, 39360, 44292, 55365, 59056, 73820, 78720, 88584, 110730, 118112, 147640, 151331, 177168, 221460, 236224, 295280, 302662, 354336, 442920, 453993, 472448, 590560, 605324, 708672, 756655, 885840, 907986, 1181120, 1210648, 1417344, 1513310, 1771680, 1815972, 2269965, 2362240, 2421296, 3026620, 3543360, 3631944, 4539930, 4842592, 6053240, 7086720, 7263888, 9079860, 9685184, 12106480, 14527776, 18159720, 19370368, 24212960, 29055552, 36319440, 48425920, 58111104, 72638880, 96851840, 145277760, 290555520]

約数ペア:

[(1, 290555520), (2, 145277760), (3, 96851840), (4, 72638880), (5, 58111104), (6, 48425920), (8, 36319440), (10, 29055552), (12, 24212960), (15, 19370368), (16, 18159720), (20, 14527776), (24, 12106480), (30, 9685184), (32, 9079860), (40, 7263888), (41, 7086720), (48, 6053240), (60, 4842592), (64, 4539930), (80, 3631944), (82, 3543360), (96, 3026620), (120, 2421296), (123, 2362240), (128, 2269965), (160, 1815972), (164, 1771680), (192, 1513310), (205, 1417344), (240, 1210648), (246, 1181120), (320, 907986), (328, 885840), (384, 756655), (410, 708672), (480, 605324), (492, 590560), (615, 472448), (640, 453993), (656, 442920), (820, 354336), (960, 302662), (984, 295280), (1230, 236224), (1312, 221460), (1640, 177168), (1920, 151331), (1968, 147640), (2460, 118112), (2624, 110730), (3280, 88584), (3691, 78720), (3936, 73820), (4920, 59056), (5248, 55365), (6560, 44292), (7382, 39360), (7872, 36910), (9840, 29528), (11073, 26240), (13120, 22146), (14764, 19680), (15744, 18455)]