61816560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19813}}^1$

素因数の和:19842

約数の個数: 80

約数和(自身を含む): 206382624

約数和(自身を除く): 144566064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 19813, 39626, 59439, 79252, 99065, 118878, 158504, 198130, 237756, 257569, 297195, 317008, 396260, 475512, 515138, 594390, 772707, 792520, 951024, 1030276, 1188780, 1287845, 1545414, 1585040, 2060552, 2377560, 2575690, 3090828, 3863535, 4121104, 4755120, 5151380, 6181656, 7727070, 10302760, 12363312, 15454140, 20605520, 30908280, 61816560]

約数ペア:

[(1, 61816560), (2, 30908280), (3, 20605520), (4, 15454140), (5, 12363312), (6, 10302760), (8, 7727070), (10, 6181656), (12, 5151380), (13, 4755120), (15, 4121104), (16, 3863535), (20, 3090828), (24, 2575690), (26, 2377560), (30, 2060552), (39, 1585040), (40, 1545414), (48, 1287845), (52, 1188780), (60, 1030276), (65, 951024), (78, 792520), (80, 772707), (104, 594390), (120, 515138), (130, 475512), (156, 396260), (195, 317008), (208, 297195), (240, 257569), (260, 237756), (312, 198130), (390, 158504), (520, 118878), (624, 99065), (780, 79252), (1040, 59439), (1560, 39626), (3120, 19813)]