145737760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{641}}^1$

素因数の和:699

約数の個数: 144

約数和(自身を含む): 414975960

約数和(自身を除く): 269238200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 160, 196, 203, 224, 232, 245, 280, 290, 392, 406, 464, 490, 560, 580, 641, 784, 812, 928, 980, 1015, 1120, 1160, 1282, 1421, 1568, 1624, 1960, 2030, 2320, 2564, 2842, 3205, 3248, 3920, 4060, 4487, 4640, 5128, 5684, 6410, 6496, 7105, 7840, 8120, 8974, 10256, 11368, 12820, 14210, 16240, 17948, 18589, 20512, 22435, 22736, 25640, 28420, 31409, 32480, 35896, 37178, 44870, 45472, 51280, 56840, 62818, 71792, 74356, 89740, 92945, 102560, 113680, 125636, 130123, 143584, 148712, 157045, 179480, 185890, 227360, 251272, 260246, 297424, 314090, 358960, 371780, 502544, 520492, 594848, 628180, 650615, 717920, 743560, 910861, 1005088, 1040984, 1256360, 1301230, 1487120, 1821722, 2081968, 2512720, 2602460, 2974240, 3643444, 4163936, 4554305, 5025440, 5204920, 7286888, 9108610, 10409840, 14573776, 18217220, 20819680, 29147552, 36434440, 72868880, 145737760]

約数ペア:

[(1, 145737760), (2, 72868880), (4, 36434440), (5, 29147552), (7, 20819680), (8, 18217220), (10, 14573776), (14, 10409840), (16, 9108610), (20, 7286888), (28, 5204920), (29, 5025440), (32, 4554305), (35, 4163936), (40, 3643444), (49, 2974240), (56, 2602460), (58, 2512720), (70, 2081968), (80, 1821722), (98, 1487120), (112, 1301230), (116, 1256360), (140, 1040984), (145, 1005088), (160, 910861), (196, 743560), (203, 717920), (224, 650615), (232, 628180), (245, 594848), (280, 520492), (290, 502544), (392, 371780), (406, 358960), (464, 314090), (490, 297424), (560, 260246), (580, 251272), (641, 227360), (784, 185890), (812, 179480), (928, 157045), (980, 148712), (1015, 143584), (1120, 130123), (1160, 125636), (1282, 113680), (1421, 102560), (1568, 92945), (1624, 89740), (1960, 74356), (2030, 71792), (2320, 62818), (2564, 56840), (2842, 51280), (3205, 45472), (3248, 44870), (3920, 37178), (4060, 35896), (4487, 32480), (4640, 31409), (5128, 28420), (5684, 25640), (6410, 22736), (6496, 22435), (7105, 20512), (7840, 18589), (8120, 17948), (8974, 16240), (10256, 14210), (11368, 12820)]