72262240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:920

約数の個数: 96

約数和(自身を含む): 186810624

約数和(自身を除く): 114548384

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 340, 496, 527, 544, 620, 680, 857, 992, 1054, 1240, 1360, 1714, 2108, 2480, 2635, 2720, 3428, 4216, 4285, 4960, 5270, 6856, 8432, 8570, 10540, 13712, 14569, 16864, 17140, 21080, 26567, 27424, 29138, 34280, 42160, 53134, 58276, 68560, 72845, 84320, 106268, 116552, 132835, 137120, 145690, 212536, 233104, 265670, 291380, 425072, 451639, 466208, 531340, 582760, 850144, 903278, 1062680, 1165520, 1806556, 2125360, 2258195, 2331040, 3613112, 4250720, 4516390, 7226224, 9032780, 14452448, 18065560, 36131120, 72262240]

約数ペア:

[(1, 72262240), (2, 36131120), (4, 18065560), (5, 14452448), (8, 9032780), (10, 7226224), (16, 4516390), (17, 4250720), (20, 3613112), (31, 2331040), (32, 2258195), (34, 2125360), (40, 1806556), (62, 1165520), (68, 1062680), (80, 903278), (85, 850144), (124, 582760), (136, 531340), (155, 466208), (160, 451639), (170, 425072), (248, 291380), (272, 265670), (310, 233104), (340, 212536), (496, 145690), (527, 137120), (544, 132835), (620, 116552), (680, 106268), (857, 84320), (992, 72845), (1054, 68560), (1240, 58276), (1360, 53134), (1714, 42160), (2108, 34280), (2480, 29138), (2635, 27424), (2720, 26567), (3428, 21080), (4216, 17140), (4285, 16864), (4960, 14569), (5270, 13712), (6856, 10540), (8432, 8570)]