18180480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:596

約数の個数: 128

約数和(自身を含む): 61469280

約数和(自身を除く): 43288800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 557, 640, 680, 816, 960, 1020, 1088, 1114, 1360, 1632, 1671, 1920, 2040, 2176, 2228, 2720, 2785, 3264, 3342, 4080, 4456, 5440, 5570, 6528, 6684, 8160, 8355, 8912, 9469, 10880, 11140, 13368, 16320, 16710, 17824, 18938, 22280, 26736, 28407, 32640, 33420, 35648, 37876, 44560, 47345, 53472, 56814, 66840, 71296, 75752, 89120, 94690, 106944, 113628, 133680, 142035, 151504, 178240, 189380, 213888, 227256, 267360, 284070, 303008, 356480, 378760, 454512, 534720, 568140, 606016, 757520, 909024, 1069440, 1136280, 1212032, 1515040, 1818048, 2272560, 3030080, 3636096, 4545120, 6060160, 9090240, 18180480]

約数ペア:

[(1, 18180480), (2, 9090240), (3, 6060160), (4, 4545120), (5, 3636096), (6, 3030080), (8, 2272560), (10, 1818048), (12, 1515040), (15, 1212032), (16, 1136280), (17, 1069440), (20, 909024), (24, 757520), (30, 606016), (32, 568140), (34, 534720), (40, 454512), (48, 378760), (51, 356480), (60, 303008), (64, 284070), (68, 267360), (80, 227256), (85, 213888), (96, 189380), (102, 178240), (120, 151504), (128, 142035), (136, 133680), (160, 113628), (170, 106944), (192, 94690), (204, 89120), (240, 75752), (255, 71296), (272, 66840), (320, 56814), (340, 53472), (384, 47345), (408, 44560), (480, 37876), (510, 35648), (544, 33420), (557, 32640), (640, 28407), (680, 26736), (816, 22280), (960, 18938), (1020, 17824), (1088, 16710), (1114, 16320), (1360, 13368), (1632, 11140), (1671, 10880), (1920, 9469), (2040, 8912), (2176, 8355), (2228, 8160), (2720, 6684), (2785, 6528), (3264, 5570), (3342, 5440), (4080, 4456)]