380304720

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{6521}}^1$

素因数の和:6552

約数の個数: 140

約数和(自身を含む): 1325909556

約数和(自身を除く): 945604836

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 6521, 7290, 9720, 11664, 13042, 14580, 19440, 19563, 26084, 29160, 32605, 39126, 52168, 58320, 58689, 65210, 78252, 97815, 104336, 117378, 130420, 156504, 176067, 195630, 234756, 260840, 293445, 313008, 352134, 391260, 469512, 521680, 528201, 586890, 704268, 782520, 880335, 939024, 1056402, 1173780, 1408536, 1565040, 1584603, 1760670, 2112804, 2347560, 2641005, 2817072, 3169206, 3521340, 4225608, 4695120, 4753809, 5282010, 6338412, 7042680, 7923015, 8451216, 9507618, 10564020, 12676824, 14085360, 15846030, 19015236, 21128040, 23769045, 25353648, 31692060, 38030472, 42256080, 47538090, 63384120, 76060944, 95076180, 126768240, 190152360, 380304720]

約数ペア:

[(1, 380304720), (2, 190152360), (3, 126768240), (4, 95076180), (5, 76060944), (6, 63384120), (8, 47538090), (9, 42256080), (10, 38030472), (12, 31692060), (15, 25353648), (16, 23769045), (18, 21128040), (20, 19015236), (24, 15846030), (27, 14085360), (30, 12676824), (36, 10564020), (40, 9507618), (45, 8451216), (48, 7923015), (54, 7042680), (60, 6338412), (72, 5282010), (80, 4753809), (81, 4695120), (90, 4225608), (108, 3521340), (120, 3169206), (135, 2817072), (144, 2641005), (162, 2347560), (180, 2112804), (216, 1760670), (240, 1584603), (243, 1565040), (270, 1408536), (324, 1173780), (360, 1056402), (405, 939024), (432, 880335), (486, 782520), (540, 704268), (648, 586890), (720, 528201), (729, 521680), (810, 469512), (972, 391260), (1080, 352134), (1215, 313008), (1296, 293445), (1458, 260840), (1620, 234756), (1944, 195630), (2160, 176067), (2430, 156504), (2916, 130420), (3240, 117378), (3645, 104336), (3888, 97815), (4860, 78252), (5832, 65210), (6480, 58689), (6521, 58320), (7290, 52168), (9720, 39126), (11664, 32605), (13042, 29160), (14580, 26084), (19440, 19563)]