81014640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^2$

素因数の和:196

約数の個数: 180

約数和(自身を含む): 295710984

約数和(自身を除く): 214696344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 83, 84, 98, 105, 112, 120, 140, 147, 166, 168, 196, 210, 240, 245, 249, 280, 294, 332, 336, 392, 415, 420, 490, 498, 560, 581, 588, 664, 735, 784, 830, 840, 980, 996, 1162, 1176, 1245, 1328, 1470, 1660, 1680, 1743, 1960, 1992, 2324, 2352, 2490, 2905, 2940, 3320, 3486, 3920, 3984, 4067, 4648, 4980, 5810, 5880, 6640, 6889, 6972, 8134, 8715, 9296, 9960, 11620, 11760, 12201, 13778, 13944, 16268, 17430, 19920, 20335, 20667, 23240, 24402, 27556, 27888, 32536, 34445, 34860, 40670, 41334, 46480, 48223, 48804, 55112, 61005, 65072, 68890, 69720, 81340, 82668, 96446, 97608, 103335, 110224, 122010, 137780, 139440, 144669, 162680, 165336, 192892, 195216, 206670, 241115, 244020, 275560, 289338, 325360, 330672, 337561, 385784, 413340, 482230, 488040, 551120, 578676, 675122, 723345, 771568, 826680, 964460, 976080, 1012683, 1157352, 1350244, 1446690, 1653360, 1687805, 1928920, 2025366, 2314704, 2700488, 2893380, 3375610, 3857840, 4050732, 5063415, 5400976, 5786760, 6751220, 8101464, 10126830, 11573520, 13502440, 16202928, 20253660, 27004880, 40507320, 81014640]

約数ペア:

[(1, 81014640), (2, 40507320), (3, 27004880), (4, 20253660), (5, 16202928), (6, 13502440), (7, 11573520), (8, 10126830), (10, 8101464), (12, 6751220), (14, 5786760), (15, 5400976), (16, 5063415), (20, 4050732), (21, 3857840), (24, 3375610), (28, 2893380), (30, 2700488), (35, 2314704), (40, 2025366), (42, 1928920), (48, 1687805), (49, 1653360), (56, 1446690), (60, 1350244), (70, 1157352), (80, 1012683), (83, 976080), (84, 964460), (98, 826680), (105, 771568), (112, 723345), (120, 675122), (140, 578676), (147, 551120), (166, 488040), (168, 482230), (196, 413340), (210, 385784), (240, 337561), (245, 330672), (249, 325360), (280, 289338), (294, 275560), (332, 244020), (336, 241115), (392, 206670), (415, 195216), (420, 192892), (490, 165336), (498, 162680), (560, 144669), (581, 139440), (588, 137780), (664, 122010), (735, 110224), (784, 103335), (830, 97608), (840, 96446), (980, 82668), (996, 81340), (1162, 69720), (1176, 68890), (1245, 65072), (1328, 61005), (1470, 55112), (1660, 48804), (1680, 48223), (1743, 46480), (1960, 41334), (1992, 40670), (2324, 34860), (2352, 34445), (2490, 32536), (2905, 27888), (2940, 27556), (3320, 24402), (3486, 23240), (3920, 20667), (3984, 20335), (4067, 19920), (4648, 17430), (4980, 16268), (5810, 13944), (5880, 13778), (6640, 12201), (6889, 11760), (6972, 11620), (8134, 9960), (8715, 9296)]