249391320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19423}}^1$

素因数の和:19544

約数の個数: 64

約数和(自身を含む): 755205120

約数和(自身を除く): 505813800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 19423, 38846, 58269, 77692, 97115, 116538, 155384, 194230, 233076, 291345, 388460, 466152, 582690, 776920, 1165380, 2078261, 2330760, 4156522, 6234783, 8313044, 10391305, 12469566, 16626088, 20782610, 24939132, 31173915, 41565220, 49878264, 62347830, 83130440, 124695660, 249391320]

約数ペア:

[(1, 249391320), (2, 124695660), (3, 83130440), (4, 62347830), (5, 49878264), (6, 41565220), (8, 31173915), (10, 24939132), (12, 20782610), (15, 16626088), (20, 12469566), (24, 10391305), (30, 8313044), (40, 6234783), (60, 4156522), (107, 2330760), (120, 2078261), (214, 1165380), (321, 776920), (428, 582690), (535, 466152), (642, 388460), (856, 291345), (1070, 233076), (1284, 194230), (1605, 155384), (2140, 116538), (2568, 97115), (3210, 77692), (4280, 58269), (6420, 38846), (12840, 19423)]