213754920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1553}}^1$

素因数の和:1635

約数の個数: 128

約数和(自身を含む): 680279040

約数和(自身を除く): 466524120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 37, 40, 60, 62, 74, 93, 111, 120, 124, 148, 155, 185, 186, 222, 248, 296, 310, 370, 372, 444, 465, 555, 620, 740, 744, 888, 930, 1110, 1147, 1240, 1480, 1553, 1860, 2220, 2294, 3106, 3441, 3720, 4440, 4588, 4659, 5735, 6212, 6882, 7765, 9176, 9318, 11470, 12424, 13764, 15530, 17205, 18636, 22940, 23295, 27528, 31060, 34410, 37272, 45880, 46590, 48143, 57461, 62120, 68820, 93180, 96286, 114922, 137640, 144429, 172383, 186360, 192572, 229844, 240715, 287305, 288858, 344766, 385144, 459688, 481430, 574610, 577716, 689532, 722145, 861915, 962860, 1149220, 1155432, 1379064, 1444290, 1723830, 1781291, 1925720, 2298440, 2888580, 3447660, 3562582, 5343873, 5777160, 6895320, 7125164, 8906455, 10687746, 14250328, 17812910, 21375492, 26719365, 35625820, 42750984, 53438730, 71251640, 106877460, 213754920]

約数ペア:

[(1, 213754920), (2, 106877460), (3, 71251640), (4, 53438730), (5, 42750984), (6, 35625820), (8, 26719365), (10, 21375492), (12, 17812910), (15, 14250328), (20, 10687746), (24, 8906455), (30, 7125164), (31, 6895320), (37, 5777160), (40, 5343873), (60, 3562582), (62, 3447660), (74, 2888580), (93, 2298440), (111, 1925720), (120, 1781291), (124, 1723830), (148, 1444290), (155, 1379064), (185, 1155432), (186, 1149220), (222, 962860), (248, 861915), (296, 722145), (310, 689532), (370, 577716), (372, 574610), (444, 481430), (465, 459688), (555, 385144), (620, 344766), (740, 288858), (744, 287305), (888, 240715), (930, 229844), (1110, 192572), (1147, 186360), (1240, 172383), (1480, 144429), (1553, 137640), (1860, 114922), (2220, 96286), (2294, 93180), (3106, 68820), (3441, 62120), (3720, 57461), (4440, 48143), (4588, 46590), (4659, 45880), (5735, 37272), (6212, 34410), (6882, 31060), (7765, 27528), (9176, 23295), (9318, 22940), (11470, 18636), (12424, 17205), (13764, 15530)]