217412300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 571963392

約数和(自身を除く): 354551092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 43, 50, 62, 70, 86, 100, 124, 140, 155, 172, 175, 215, 217, 233, 301, 310, 350, 430, 434, 466, 602, 620, 700, 775, 860, 868, 932, 1075, 1085, 1165, 1204, 1333, 1505, 1550, 1631, 2150, 2170, 2330, 2666, 3010, 3100, 3262, 4300, 4340, 4660, 5332, 5425, 5825, 6020, 6524, 6665, 7223, 7525, 8155, 9331, 10019, 10850, 11650, 13330, 14446, 15050, 16310, 18662, 20038, 21700, 23300, 26660, 28892, 30100, 32620, 33325, 36115, 37324, 40076, 40775, 46655, 50095, 50561, 66650, 70133, 72230, 81550, 93310, 100190, 101122, 133300, 140266, 144460, 163100, 180575, 186620, 200380, 202244, 233275, 250475, 252805, 280532, 310589, 350665, 361150, 466550, 500950, 505610, 621178, 701330, 722300, 933100, 1001900, 1011220, 1242356, 1264025, 1402660, 1552945, 1753325, 2174123, 2528050, 3105890, 3506650, 4348246, 5056100, 6211780, 7013300, 7764725, 8696492, 10870615, 15529450, 21741230, 31058900, 43482460, 54353075, 108706150, 217412300]

約数ペア:

[(1, 217412300), (2, 108706150), (4, 54353075), (5, 43482460), (7, 31058900), (10, 21741230), (14, 15529450), (20, 10870615), (25, 8696492), (28, 7764725), (31, 7013300), (35, 6211780), (43, 5056100), (50, 4348246), (62, 3506650), (70, 3105890), (86, 2528050), (100, 2174123), (124, 1753325), (140, 1552945), (155, 1402660), (172, 1264025), (175, 1242356), (215, 1011220), (217, 1001900), (233, 933100), (301, 722300), (310, 701330), (350, 621178), (430, 505610), (434, 500950), (466, 466550), (602, 361150), (620, 350665), (700, 310589), (775, 280532), (860, 252805), (868, 250475), (932, 233275), (1075, 202244), (1085, 200380), (1165, 186620), (1204, 180575), (1333, 163100), (1505, 144460), (1550, 140266), (1631, 133300), (2150, 101122), (2170, 100190), (2330, 93310), (2666, 81550), (3010, 72230), (3100, 70133), (3262, 66650), (4300, 50561), (4340, 50095), (4660, 46655), (5332, 40775), (5425, 40076), (5825, 37324), (6020, 36115), (6524, 33325), (6665, 32620), (7223, 30100), (7525, 28892), (8155, 26660), (9331, 23300), (10019, 21700), (10850, 20038), (11650, 18662), (13330, 16310), (14446, 15050)]