73521720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{617}}^1$

素因数の和:965

約数の個数: 96

約数和(自身を含む): 240055920

約数和(自身を除く): 166534200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 331, 360, 617, 662, 993, 1234, 1324, 1655, 1851, 1986, 2468, 2648, 2979, 3085, 3310, 3702, 3972, 4936, 4965, 5553, 5958, 6170, 6620, 7404, 7944, 9255, 9930, 11106, 11916, 12340, 13240, 14808, 14895, 18510, 19860, 22212, 23832, 24680, 27765, 29790, 37020, 39720, 44424, 55530, 59580, 74040, 111060, 119160, 204227, 222120, 408454, 612681, 816908, 1021135, 1225362, 1633816, 1838043, 2042270, 2450724, 3063405, 3676086, 4084540, 4901448, 6126810, 7352172, 8169080, 9190215, 12253620, 14704344, 18380430, 24507240, 36760860, 73521720]

約数ペア:

[(1, 73521720), (2, 36760860), (3, 24507240), (4, 18380430), (5, 14704344), (6, 12253620), (8, 9190215), (9, 8169080), (10, 7352172), (12, 6126810), (15, 4901448), (18, 4084540), (20, 3676086), (24, 3063405), (30, 2450724), (36, 2042270), (40, 1838043), (45, 1633816), (60, 1225362), (72, 1021135), (90, 816908), (120, 612681), (180, 408454), (331, 222120), (360, 204227), (617, 119160), (662, 111060), (993, 74040), (1234, 59580), (1324, 55530), (1655, 44424), (1851, 39720), (1986, 37020), (2468, 29790), (2648, 27765), (2979, 24680), (3085, 23832), (3310, 22212), (3702, 19860), (3972, 18510), (4936, 14895), (4965, 14808), (5553, 13240), (5958, 12340), (6170, 11916), (6620, 11106), (7404, 9930), (7944, 9255)]