391261320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5939}}^1$

素因数の和:6020

約数の個数: 128

約数和(自身を含む): 1325808000

約数和(自身を除く): 934546680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 915, 1080, 1098, 1220, 1464, 1647, 1830, 2196, 2440, 2745, 3294, 3660, 4392, 5490, 5939, 6588, 7320, 8235, 10980, 11878, 13176, 16470, 17817, 21960, 23756, 29695, 32940, 35634, 47512, 53451, 59390, 65880, 71268, 89085, 106902, 118780, 142536, 160353, 178170, 213804, 237560, 267255, 320706, 356340, 362279, 427608, 534510, 641412, 712680, 724558, 801765, 1069020, 1086837, 1282824, 1449116, 1603530, 1811395, 2138040, 2173674, 2898232, 3207060, 3260511, 3622790, 4347348, 5434185, 6414120, 6521022, 7245580, 8694696, 9781533, 10868370, 13042044, 14491160, 16302555, 19563066, 21736740, 26084088, 32605110, 39126132, 43473480, 48907665, 65210220, 78252264, 97815330, 130420440, 195630660, 391261320]

約数ペア:

[(1, 391261320), (2, 195630660), (3, 130420440), (4, 97815330), (5, 78252264), (6, 65210220), (8, 48907665), (9, 43473480), (10, 39126132), (12, 32605110), (15, 26084088), (18, 21736740), (20, 19563066), (24, 16302555), (27, 14491160), (30, 13042044), (36, 10868370), (40, 9781533), (45, 8694696), (54, 7245580), (60, 6521022), (61, 6414120), (72, 5434185), (90, 4347348), (108, 3622790), (120, 3260511), (122, 3207060), (135, 2898232), (180, 2173674), (183, 2138040), (216, 1811395), (244, 1603530), (270, 1449116), (305, 1282824), (360, 1086837), (366, 1069020), (488, 801765), (540, 724558), (549, 712680), (610, 641412), (732, 534510), (915, 427608), (1080, 362279), (1098, 356340), (1220, 320706), (1464, 267255), (1647, 237560), (1830, 213804), (2196, 178170), (2440, 160353), (2745, 142536), (3294, 118780), (3660, 106902), (4392, 89085), (5490, 71268), (5939, 65880), (6588, 59390), (7320, 53451), (8235, 47512), (10980, 35634), (11878, 32940), (13176, 29695), (16470, 23756), (17817, 21960)]