253186780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:572

約数の個数: 192

約数和(自身を含む): 740275200

約数和(自身を除く): 487088420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 19, 20, 22, 28, 34, 35, 38, 44, 55, 68, 70, 76, 77, 85, 95, 110, 119, 133, 140, 154, 170, 187, 190, 209, 220, 238, 266, 308, 323, 340, 374, 380, 385, 418, 476, 509, 532, 595, 646, 665, 748, 770, 836, 935, 1018, 1045, 1190, 1292, 1309, 1330, 1463, 1540, 1615, 1870, 2036, 2090, 2261, 2380, 2545, 2618, 2660, 2926, 3230, 3553, 3563, 3740, 4180, 4522, 5090, 5236, 5599, 5852, 6460, 6545, 7106, 7126, 7315, 8653, 9044, 9671, 10180, 11198, 11305, 13090, 14212, 14252, 14630, 17306, 17765, 17815, 19342, 22396, 22610, 24871, 26180, 27995, 29260, 34612, 35530, 35630, 38684, 39193, 43265, 45220, 48355, 49742, 55990, 60571, 67697, 71060, 71260, 78386, 86530, 95183, 96710, 99484, 106381, 111980, 121142, 124355, 135394, 156772, 164407, 173060, 190366, 193420, 195965, 212762, 242284, 248710, 270788, 302855, 328814, 338485, 380732, 391930, 425524, 475915, 497420, 531905, 605710, 657628, 666281, 676970, 744667, 783860, 822035, 951830, 1063810, 1150849, 1211420, 1332562, 1353940, 1489334, 1644070, 1808477, 1903660, 2127620, 2301698, 2665124, 2978668, 3288140, 3331405, 3616954, 3723335, 4603396, 5754245, 6662810, 7233908, 7446670, 9042385, 11508490, 12659339, 13325620, 14893340, 18084770, 23016980, 25318678, 36169540, 50637356, 63296695, 126593390, 253186780]

約数ペア:

[(1, 253186780), (2, 126593390), (4, 63296695), (5, 50637356), (7, 36169540), (10, 25318678), (11, 23016980), (14, 18084770), (17, 14893340), (19, 13325620), (20, 12659339), (22, 11508490), (28, 9042385), (34, 7446670), (35, 7233908), (38, 6662810), (44, 5754245), (55, 4603396), (68, 3723335), (70, 3616954), (76, 3331405), (77, 3288140), (85, 2978668), (95, 2665124), (110, 2301698), (119, 2127620), (133, 1903660), (140, 1808477), (154, 1644070), (170, 1489334), (187, 1353940), (190, 1332562), (209, 1211420), (220, 1150849), (238, 1063810), (266, 951830), (308, 822035), (323, 783860), (340, 744667), (374, 676970), (380, 666281), (385, 657628), (418, 605710), (476, 531905), (509, 497420), (532, 475915), (595, 425524), (646, 391930), (665, 380732), (748, 338485), (770, 328814), (836, 302855), (935, 270788), (1018, 248710), (1045, 242284), (1190, 212762), (1292, 195965), (1309, 193420), (1330, 190366), (1463, 173060), (1540, 164407), (1615, 156772), (1870, 135394), (2036, 124355), (2090, 121142), (2261, 111980), (2380, 106381), (2545, 99484), (2618, 96710), (2660, 95183), (2926, 86530), (3230, 78386), (3553, 71260), (3563, 71060), (3740, 67697), (4180, 60571), (4522, 55990), (5090, 49742), (5236, 48355), (5599, 45220), (5852, 43265), (6460, 39193), (6545, 38684), (7106, 35630), (7126, 35530), (7315, 34612), (8653, 29260), (9044, 27995), (9671, 26180), (10180, 24871), (11198, 22610), (11305, 22396), (13090, 19342), (14212, 17815), (14252, 17765), (14630, 17306)]