215409840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:619

約数の個数: 160

約数和(自身を含む): 711621120

約数和(自身を除く): 496211280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 97, 114, 120, 152, 190, 194, 228, 240, 285, 291, 304, 380, 388, 456, 485, 487, 570, 582, 760, 776, 912, 970, 974, 1140, 1164, 1455, 1461, 1520, 1552, 1843, 1940, 1948, 2280, 2328, 2435, 2910, 2922, 3686, 3880, 3896, 4560, 4656, 4870, 5529, 5820, 5844, 7305, 7372, 7760, 7792, 9215, 9253, 9740, 11058, 11640, 11688, 14610, 14744, 18430, 18506, 19480, 22116, 23280, 23376, 27645, 27759, 29220, 29488, 36860, 37012, 38960, 44232, 46265, 47239, 55290, 55518, 58440, 73720, 74024, 88464, 92530, 94478, 110580, 111036, 116880, 138795, 141717, 147440, 148048, 185060, 188956, 221160, 222072, 236195, 277590, 283434, 370120, 377912, 442320, 444144, 472390, 555180, 566868, 708585, 740240, 755824, 897541, 944780, 1110360, 1133736, 1417170, 1795082, 1889560, 2220720, 2267472, 2692623, 2834340, 3590164, 3779120, 4487705, 5385246, 5668680, 7180328, 8975410, 10770492, 11337360, 13463115, 14360656, 17950820, 21540984, 26926230, 35901640, 43081968, 53852460, 71803280, 107704920, 215409840]

約数ペア:

[(1, 215409840), (2, 107704920), (3, 71803280), (4, 53852460), (5, 43081968), (6, 35901640), (8, 26926230), (10, 21540984), (12, 17950820), (15, 14360656), (16, 13463115), (19, 11337360), (20, 10770492), (24, 8975410), (30, 7180328), (38, 5668680), (40, 5385246), (48, 4487705), (57, 3779120), (60, 3590164), (76, 2834340), (80, 2692623), (95, 2267472), (97, 2220720), (114, 1889560), (120, 1795082), (152, 1417170), (190, 1133736), (194, 1110360), (228, 944780), (240, 897541), (285, 755824), (291, 740240), (304, 708585), (380, 566868), (388, 555180), (456, 472390), (485, 444144), (487, 442320), (570, 377912), (582, 370120), (760, 283434), (776, 277590), (912, 236195), (970, 222072), (974, 221160), (1140, 188956), (1164, 185060), (1455, 148048), (1461, 147440), (1520, 141717), (1552, 138795), (1843, 116880), (1940, 111036), (1948, 110580), (2280, 94478), (2328, 92530), (2435, 88464), (2910, 74024), (2922, 73720), (3686, 58440), (3880, 55518), (3896, 55290), (4560, 47239), (4656, 46265), (4870, 44232), (5529, 38960), (5820, 37012), (5844, 36860), (7305, 29488), (7372, 29220), (7760, 27759), (7792, 27645), (9215, 23376), (9253, 23280), (9740, 22116), (11058, 19480), (11640, 18506), (11688, 18430), (14610, 14744)]