72758980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1661

約数の個数: 96

約数和(自身を含む): 194745600

約数和(自身を除く): 121986620

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 266, 323, 340, 380, 476, 532, 595, 646, 665, 1190, 1292, 1330, 1609, 1615, 2261, 2380, 2660, 3218, 3230, 4522, 6436, 6460, 8045, 9044, 11263, 11305, 16090, 22526, 22610, 27353, 30571, 32180, 45052, 45220, 54706, 56315, 61142, 109412, 112630, 122284, 136765, 152855, 191471, 213997, 225260, 273530, 305710, 382942, 427994, 519707, 547060, 611420, 765884, 855988, 957355, 1039414, 1069985, 1914710, 2078828, 2139970, 2598535, 3637949, 3829420, 4279940, 5197070, 7275898, 10394140, 14551796, 18189745, 36379490, 72758980]

約数ペア:

[(1, 72758980), (2, 36379490), (4, 18189745), (5, 14551796), (7, 10394140), (10, 7275898), (14, 5197070), (17, 4279940), (19, 3829420), (20, 3637949), (28, 2598535), (34, 2139970), (35, 2078828), (38, 1914710), (68, 1069985), (70, 1039414), (76, 957355), (85, 855988), (95, 765884), (119, 611420), (133, 547060), (140, 519707), (170, 427994), (190, 382942), (238, 305710), (266, 273530), (323, 225260), (340, 213997), (380, 191471), (476, 152855), (532, 136765), (595, 122284), (646, 112630), (665, 109412), (1190, 61142), (1292, 56315), (1330, 54706), (1609, 45220), (1615, 45052), (2261, 32180), (2380, 30571), (2660, 27353), (3218, 22610), (3230, 22526), (4522, 16090), (6436, 11305), (6460, 11263), (8045, 9044)]