80076720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:323

約数の個数: 160

約数和(自身を含む): 262840320

約数和(自身を除く): 182763600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 47, 48, 60, 62, 80, 93, 94, 120, 124, 141, 155, 186, 188, 229, 235, 240, 248, 282, 310, 372, 376, 458, 465, 470, 496, 564, 620, 687, 705, 744, 752, 916, 930, 940, 1128, 1145, 1240, 1374, 1410, 1457, 1488, 1832, 1860, 1880, 2256, 2290, 2480, 2748, 2820, 2914, 3435, 3664, 3720, 3760, 4371, 4580, 5496, 5640, 5828, 6870, 7099, 7285, 7440, 8742, 9160, 10763, 10992, 11280, 11656, 13740, 14198, 14570, 17484, 18320, 21297, 21526, 21855, 23312, 27480, 28396, 29140, 32289, 34968, 35495, 42594, 43052, 43710, 53815, 54960, 56792, 58280, 64578, 69936, 70990, 85188, 86104, 87420, 106485, 107630, 113584, 116560, 129156, 141980, 161445, 170376, 172208, 174840, 212970, 215260, 258312, 283960, 322890, 333653, 340752, 349680, 425940, 430520, 516624, 567920, 645780, 667306, 851880, 861040, 1000959, 1291560, 1334612, 1668265, 1703760, 2001918, 2583120, 2669224, 3336530, 4003836, 5004795, 5338448, 6673060, 8007672, 10009590, 13346120, 16015344, 20019180, 26692240, 40038360, 80076720]

約数ペア:

[(1, 80076720), (2, 40038360), (3, 26692240), (4, 20019180), (5, 16015344), (6, 13346120), (8, 10009590), (10, 8007672), (12, 6673060), (15, 5338448), (16, 5004795), (20, 4003836), (24, 3336530), (30, 2669224), (31, 2583120), (40, 2001918), (47, 1703760), (48, 1668265), (60, 1334612), (62, 1291560), (80, 1000959), (93, 861040), (94, 851880), (120, 667306), (124, 645780), (141, 567920), (155, 516624), (186, 430520), (188, 425940), (229, 349680), (235, 340752), (240, 333653), (248, 322890), (282, 283960), (310, 258312), (372, 215260), (376, 212970), (458, 174840), (465, 172208), (470, 170376), (496, 161445), (564, 141980), (620, 129156), (687, 116560), (705, 113584), (744, 107630), (752, 106485), (916, 87420), (930, 86104), (940, 85188), (1128, 70990), (1145, 69936), (1240, 64578), (1374, 58280), (1410, 56792), (1457, 54960), (1488, 53815), (1832, 43710), (1860, 43052), (1880, 42594), (2256, 35495), (2290, 34968), (2480, 32289), (2748, 29140), (2820, 28396), (2914, 27480), (3435, 23312), (3664, 21855), (3720, 21526), (3760, 21297), (4371, 18320), (4580, 17484), (5496, 14570), (5640, 14198), (5828, 13740), (6870, 11656), (7099, 11280), (7285, 10992), (7440, 10763), (8742, 9160)]