515217440

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:574

約数の個数: 96

約数和(自身を含む): 1246901040

約数和(自身を除く): 731683600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 97, 160, 178, 194, 356, 373, 388, 445, 485, 712, 746, 776, 890, 970, 1424, 1492, 1552, 1780, 1865, 1940, 2848, 2984, 3104, 3560, 3730, 3880, 5968, 7120, 7460, 7760, 8633, 11936, 14240, 14920, 15520, 17266, 29840, 33197, 34532, 36181, 43165, 59680, 66394, 69064, 72362, 86330, 132788, 138128, 144724, 165985, 172660, 180905, 265576, 276256, 289448, 331970, 345320, 361810, 531152, 578896, 663940, 690640, 723620, 1062304, 1157792, 1327880, 1381280, 1447240, 2655760, 2894480, 3220109, 5311520, 5788960, 6440218, 12880436, 16100545, 25760872, 32201090, 51521744, 64402180, 103043488, 128804360, 257608720, 515217440]

約数ペア:

[(1, 515217440), (2, 257608720), (4, 128804360), (5, 103043488), (8, 64402180), (10, 51521744), (16, 32201090), (20, 25760872), (32, 16100545), (40, 12880436), (80, 6440218), (89, 5788960), (97, 5311520), (160, 3220109), (178, 2894480), (194, 2655760), (356, 1447240), (373, 1381280), (388, 1327880), (445, 1157792), (485, 1062304), (712, 723620), (746, 690640), (776, 663940), (890, 578896), (970, 531152), (1424, 361810), (1492, 345320), (1552, 331970), (1780, 289448), (1865, 276256), (1940, 265576), (2848, 180905), (2984, 172660), (3104, 165985), (3560, 144724), (3730, 138128), (3880, 132788), (5968, 86330), (7120, 72362), (7460, 69064), (7760, 66394), (8633, 59680), (11936, 43165), (14240, 36181), (14920, 34532), (15520, 33197), (17266, 29840)]