20917456320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{357197}}^1$

素因数の和:357278

約数の個数: 112

約数和(自身を含む): 67501849248

約数和(自身を除く): 46584392928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 160, 183, 192, 240, 244, 305, 320, 366, 480, 488, 610, 732, 915, 960, 976, 1220, 1464, 1830, 1952, 2440, 2928, 3660, 3904, 4880, 5856, 7320, 9760, 11712, 14640, 19520, 29280, 58560, 357197, 714394, 1071591, 1428788, 1785985, 2143182, 2857576, 3571970, 4286364, 5357955, 5715152, 7143940, 8572728, 10715910, 11430304, 14287880, 17145456, 21431820, 21789017, 22860608, 28575760, 34290912, 42863640, 43578034, 57151520, 65367051, 68581824, 85727280, 87156068, 108945085, 114303040, 130734102, 171454560, 174312136, 217890170, 261468204, 326835255, 342909120, 348624272, 435780340, 522936408, 653670510, 697248544, 871560680, 1045872816, 1307341020, 1394497088, 1743121360, 2091745632, 2614682040, 3486242720, 4183491264, 5229364080, 6972485440, 10458728160, 20917456320]

約数ペア:

[(1, 20917456320), (2, 10458728160), (3, 6972485440), (4, 5229364080), (5, 4183491264), (6, 3486242720), (8, 2614682040), (10, 2091745632), (12, 1743121360), (15, 1394497088), (16, 1307341020), (20, 1045872816), (24, 871560680), (30, 697248544), (32, 653670510), (40, 522936408), (48, 435780340), (60, 348624272), (61, 342909120), (64, 326835255), (80, 261468204), (96, 217890170), (120, 174312136), (122, 171454560), (160, 130734102), (183, 114303040), (192, 108945085), (240, 87156068), (244, 85727280), (305, 68581824), (320, 65367051), (366, 57151520), (480, 43578034), (488, 42863640), (610, 34290912), (732, 28575760), (915, 22860608), (960, 21789017), (976, 21431820), (1220, 17145456), (1464, 14287880), (1830, 11430304), (1952, 10715910), (2440, 8572728), (2928, 7143940), (3660, 5715152), (3904, 5357955), (4880, 4286364), (5856, 3571970), (7320, 2857576), (9760, 2143182), (11712, 1785985), (14640, 1428788), (19520, 1071591), (29280, 714394), (58560, 357197)]