265640640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:475

約数の個数: 224

約数和(自身を含む): 917106624

約数和(自身を除く): 651465984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 41, 48, 51, 60, 64, 68, 80, 82, 85, 96, 102, 120, 123, 136, 160, 164, 170, 192, 204, 205, 240, 246, 255, 272, 320, 328, 340, 397, 408, 410, 480, 492, 510, 544, 615, 656, 680, 697, 794, 816, 820, 960, 984, 1020, 1088, 1191, 1230, 1312, 1360, 1394, 1588, 1632, 1640, 1968, 1985, 2040, 2091, 2382, 2460, 2624, 2720, 2788, 3176, 3264, 3280, 3485, 3936, 3970, 4080, 4182, 4764, 4920, 5440, 5576, 5955, 6352, 6560, 6749, 6970, 7872, 7940, 8160, 8364, 9528, 9840, 10455, 11152, 11910, 12704, 13120, 13498, 13940, 15880, 16277, 16320, 16728, 19056, 19680, 20247, 20910, 22304, 23820, 25408, 26996, 27880, 31760, 32554, 33456, 33745, 38112, 39360, 40494, 41820, 44608, 47640, 48831, 53992, 55760, 63520, 65108, 66912, 67490, 76224, 80988, 81385, 83640, 95280, 97662, 101235, 107984, 111520, 127040, 130216, 133824, 134980, 161976, 162770, 167280, 190560, 195324, 202470, 215968, 223040, 244155, 260432, 269960, 276709, 323952, 325540, 334560, 381120, 390648, 404940, 431936, 488310, 520864, 539920, 553418, 647904, 651080, 669120, 781296, 809880, 830127, 976620, 1041728, 1079840, 1106836, 1295808, 1302160, 1383545, 1562592, 1619760, 1660254, 1953240, 2159680, 2213672, 2604320, 2767090, 3125184, 3239520, 3320508, 3906480, 4150635, 4427344, 5208640, 5534180, 6479040, 6641016, 7812960, 8301270, 8854688, 11068360, 13282032, 15625920, 16602540, 17709376, 22136720, 26564064, 33205080, 44273440, 53128128, 66410160, 88546880, 132820320, 265640640]

約数ペア:

[(1, 265640640), (2, 132820320), (3, 88546880), (4, 66410160), (5, 53128128), (6, 44273440), (8, 33205080), (10, 26564064), (12, 22136720), (15, 17709376), (16, 16602540), (17, 15625920), (20, 13282032), (24, 11068360), (30, 8854688), (32, 8301270), (34, 7812960), (40, 6641016), (41, 6479040), (48, 5534180), (51, 5208640), (60, 4427344), (64, 4150635), (68, 3906480), (80, 3320508), (82, 3239520), (85, 3125184), (96, 2767090), (102, 2604320), (120, 2213672), (123, 2159680), (136, 1953240), (160, 1660254), (164, 1619760), (170, 1562592), (192, 1383545), (204, 1302160), (205, 1295808), (240, 1106836), (246, 1079840), (255, 1041728), (272, 976620), (320, 830127), (328, 809880), (340, 781296), (397, 669120), (408, 651080), (410, 647904), (480, 553418), (492, 539920), (510, 520864), (544, 488310), (615, 431936), (656, 404940), (680, 390648), (697, 381120), (794, 334560), (816, 325540), (820, 323952), (960, 276709), (984, 269960), (1020, 260432), (1088, 244155), (1191, 223040), (1230, 215968), (1312, 202470), (1360, 195324), (1394, 190560), (1588, 167280), (1632, 162770), (1640, 161976), (1968, 134980), (1985, 133824), (2040, 130216), (2091, 127040), (2382, 111520), (2460, 107984), (2624, 101235), (2720, 97662), (2788, 95280), (3176, 83640), (3264, 81385), (3280, 80988), (3485, 76224), (3936, 67490), (3970, 66912), (4080, 65108), (4182, 63520), (4764, 55760), (4920, 53992), (5440, 48831), (5576, 47640), (5955, 44608), (6352, 41820), (6560, 40494), (6749, 39360), (6970, 38112), (7872, 33745), (7940, 33456), (8160, 32554), (8364, 31760), (9528, 27880), (9840, 26996), (10455, 25408), (11152, 23820), (11910, 22304), (12704, 20910), (13120, 20247), (13498, 19680), (13940, 19056), (15880, 16728), (16277, 16320)]