31604040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2251}}^1$

素因数の和:2284

約数の個数: 128

約数和(自身を含む): 113500800

約数和(自身を除く): 81896760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2251, 2340, 2808, 3510, 4502, 4680, 6753, 7020, 9004, 11255, 13506, 14040, 18008, 20259, 22510, 27012, 29263, 33765, 40518, 45020, 54024, 58526, 60777, 67530, 81036, 87789, 90040, 101295, 117052, 121554, 135060, 146315, 162072, 175578, 202590, 234104, 243108, 263367, 270120, 292630, 303885, 351156, 405180, 438945, 486216, 526734, 585260, 607770, 702312, 790101, 810360, 877890, 1053468, 1170520, 1215540, 1316835, 1580202, 1755780, 2106936, 2431080, 2633670, 3160404, 3511560, 3950505, 5267340, 6320808, 7901010, 10534680, 15802020, 31604040]

約数ペア:

[(1, 31604040), (2, 15802020), (3, 10534680), (4, 7901010), (5, 6320808), (6, 5267340), (8, 3950505), (9, 3511560), (10, 3160404), (12, 2633670), (13, 2431080), (15, 2106936), (18, 1755780), (20, 1580202), (24, 1316835), (26, 1215540), (27, 1170520), (30, 1053468), (36, 877890), (39, 810360), (40, 790101), (45, 702312), (52, 607770), (54, 585260), (60, 526734), (65, 486216), (72, 438945), (78, 405180), (90, 351156), (104, 303885), (108, 292630), (117, 270120), (120, 263367), (130, 243108), (135, 234104), (156, 202590), (180, 175578), (195, 162072), (216, 146315), (234, 135060), (260, 121554), (270, 117052), (312, 101295), (351, 90040), (360, 87789), (390, 81036), (468, 67530), (520, 60777), (540, 58526), (585, 54024), (702, 45020), (780, 40518), (936, 33765), (1080, 29263), (1170, 27012), (1404, 22510), (1560, 20259), (1755, 18008), (2251, 14040), (2340, 13506), (2808, 11255), (3510, 9004), (4502, 7020), (4680, 6753)]