208761700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:422

約数の個数: 144

約数和(自身を含む): 560214144

約数和(自身を除く): 351452444

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 53, 68, 70, 85, 100, 106, 119, 140, 170, 175, 212, 238, 265, 331, 340, 350, 371, 425, 476, 530, 595, 662, 700, 742, 850, 901, 1060, 1190, 1324, 1325, 1484, 1655, 1700, 1802, 1855, 2317, 2380, 2650, 2975, 3310, 3604, 3710, 4505, 4634, 5300, 5627, 5950, 6307, 6620, 7420, 8275, 9010, 9268, 9275, 11254, 11585, 11900, 12614, 16550, 17543, 18020, 18550, 22508, 22525, 23170, 25228, 28135, 31535, 33100, 35086, 37100, 39389, 45050, 46340, 56270, 57925, 63070, 70172, 78778, 87715, 90100, 112540, 115850, 122801, 126140, 140675, 157556, 157675, 175430, 196945, 231700, 245602, 281350, 298231, 315350, 350860, 393890, 438575, 491204, 562700, 596462, 614005, 630700, 787780, 877150, 984725, 1192924, 1228010, 1491155, 1754300, 1969450, 2087617, 2456020, 2982310, 3070025, 3938900, 4175234, 5964620, 6140050, 7455775, 8350468, 10438085, 12280100, 14911550, 20876170, 29823100, 41752340, 52190425, 104380850, 208761700]

約数ペア:

[(1, 208761700), (2, 104380850), (4, 52190425), (5, 41752340), (7, 29823100), (10, 20876170), (14, 14911550), (17, 12280100), (20, 10438085), (25, 8350468), (28, 7455775), (34, 6140050), (35, 5964620), (50, 4175234), (53, 3938900), (68, 3070025), (70, 2982310), (85, 2456020), (100, 2087617), (106, 1969450), (119, 1754300), (140, 1491155), (170, 1228010), (175, 1192924), (212, 984725), (238, 877150), (265, 787780), (331, 630700), (340, 614005), (350, 596462), (371, 562700), (425, 491204), (476, 438575), (530, 393890), (595, 350860), (662, 315350), (700, 298231), (742, 281350), (850, 245602), (901, 231700), (1060, 196945), (1190, 175430), (1324, 157675), (1325, 157556), (1484, 140675), (1655, 126140), (1700, 122801), (1802, 115850), (1855, 112540), (2317, 90100), (2380, 87715), (2650, 78778), (2975, 70172), (3310, 63070), (3604, 57925), (3710, 56270), (4505, 46340), (4634, 45050), (5300, 39389), (5627, 37100), (5950, 35086), (6307, 33100), (6620, 31535), (7420, 28135), (8275, 25228), (9010, 23170), (9268, 22525), (9275, 22508), (11254, 18550), (11585, 18020), (11900, 17543), (12614, 16550)]