250863720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:915

約数の個数: 128

約数和(自身を含む): 783699840

約数和(自身を除く): 532836120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 61, 86, 120, 122, 129, 172, 183, 215, 244, 258, 305, 344, 366, 430, 488, 516, 610, 645, 732, 797, 860, 915, 1032, 1220, 1290, 1464, 1594, 1720, 1830, 2391, 2440, 2580, 2623, 3188, 3660, 3985, 4782, 5160, 5246, 6376, 7320, 7869, 7970, 9564, 10492, 11955, 13115, 15738, 15940, 19128, 20984, 23910, 26230, 31476, 31880, 34271, 39345, 47820, 48617, 52460, 62952, 68542, 78690, 95640, 97234, 102813, 104920, 137084, 145851, 157380, 171355, 194468, 205626, 243085, 274168, 291702, 314760, 342710, 388936, 411252, 486170, 514065, 583404, 685420, 729255, 822504, 972340, 1028130, 1166808, 1370840, 1458510, 1944680, 2056260, 2090531, 2917020, 4112520, 4181062, 5834040, 6271593, 8362124, 10452655, 12543186, 16724248, 20905310, 25086372, 31357965, 41810620, 50172744, 62715930, 83621240, 125431860, 250863720]

約数ペア:

[(1, 250863720), (2, 125431860), (3, 83621240), (4, 62715930), (5, 50172744), (6, 41810620), (8, 31357965), (10, 25086372), (12, 20905310), (15, 16724248), (20, 12543186), (24, 10452655), (30, 8362124), (40, 6271593), (43, 5834040), (60, 4181062), (61, 4112520), (86, 2917020), (120, 2090531), (122, 2056260), (129, 1944680), (172, 1458510), (183, 1370840), (215, 1166808), (244, 1028130), (258, 972340), (305, 822504), (344, 729255), (366, 685420), (430, 583404), (488, 514065), (516, 486170), (610, 411252), (645, 388936), (732, 342710), (797, 314760), (860, 291702), (915, 274168), (1032, 243085), (1220, 205626), (1290, 194468), (1464, 171355), (1594, 157380), (1720, 145851), (1830, 137084), (2391, 104920), (2440, 102813), (2580, 97234), (2623, 95640), (3188, 78690), (3660, 68542), (3985, 62952), (4782, 52460), (5160, 48617), (5246, 47820), (6376, 39345), (7320, 34271), (7869, 31880), (7970, 31476), (9564, 26230), (10492, 23910), (11955, 20984), (13115, 19128), (15738, 15940)]