64997940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:182

約数の個数: 192

約数和(自身を含む): 219985920

約数和(自身を除く): 154987980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 59, 60, 61, 70, 84, 86, 105, 118, 122, 129, 140, 172, 177, 183, 210, 215, 236, 244, 258, 295, 301, 305, 354, 366, 413, 420, 427, 430, 516, 590, 602, 610, 645, 708, 732, 826, 854, 860, 885, 903, 915, 1180, 1204, 1220, 1239, 1281, 1290, 1505, 1652, 1708, 1770, 1806, 1830, 2065, 2135, 2478, 2537, 2562, 2580, 2623, 3010, 3540, 3599, 3612, 3660, 4130, 4270, 4515, 4956, 5074, 5124, 5246, 6020, 6195, 6405, 7198, 7611, 7869, 8260, 8540, 9030, 10148, 10492, 10797, 12390, 12685, 12810, 13115, 14396, 15222, 15738, 17759, 17995, 18060, 18361, 21594, 24780, 25193, 25370, 25620, 26230, 30444, 31476, 35518, 35990, 36722, 38055, 39345, 43188, 50386, 50740, 52460, 53277, 53985, 55083, 71036, 71980, 73444, 75579, 76110, 78690, 88795, 91805, 100772, 106554, 107970, 110166, 125965, 151158, 152220, 154757, 157380, 177590, 183610, 213108, 215940, 220332, 251930, 266385, 275415, 302316, 309514, 355180, 367220, 377895, 464271, 503860, 532770, 550830, 619028, 755790, 773785, 928542, 1065540, 1083299, 1101660, 1511580, 1547570, 1857084, 2166598, 2321355, 3095140, 3249897, 4333196, 4642710, 5416495, 6499794, 9285420, 10832990, 12999588, 16249485, 21665980, 32498970, 64997940]

約数ペア:

[(1, 64997940), (2, 32498970), (3, 21665980), (4, 16249485), (5, 12999588), (6, 10832990), (7, 9285420), (10, 6499794), (12, 5416495), (14, 4642710), (15, 4333196), (20, 3249897), (21, 3095140), (28, 2321355), (30, 2166598), (35, 1857084), (42, 1547570), (43, 1511580), (59, 1101660), (60, 1083299), (61, 1065540), (70, 928542), (84, 773785), (86, 755790), (105, 619028), (118, 550830), (122, 532770), (129, 503860), (140, 464271), (172, 377895), (177, 367220), (183, 355180), (210, 309514), (215, 302316), (236, 275415), (244, 266385), (258, 251930), (295, 220332), (301, 215940), (305, 213108), (354, 183610), (366, 177590), (413, 157380), (420, 154757), (427, 152220), (430, 151158), (516, 125965), (590, 110166), (602, 107970), (610, 106554), (645, 100772), (708, 91805), (732, 88795), (826, 78690), (854, 76110), (860, 75579), (885, 73444), (903, 71980), (915, 71036), (1180, 55083), (1204, 53985), (1220, 53277), (1239, 52460), (1281, 50740), (1290, 50386), (1505, 43188), (1652, 39345), (1708, 38055), (1770, 36722), (1806, 35990), (1830, 35518), (2065, 31476), (2135, 30444), (2478, 26230), (2537, 25620), (2562, 25370), (2580, 25193), (2623, 24780), (3010, 21594), (3540, 18361), (3599, 18060), (3612, 17995), (3660, 17759), (4130, 15738), (4270, 15222), (4515, 14396), (4956, 13115), (5074, 12810), (5124, 12685), (5246, 12390), (6020, 10797), (6195, 10492), (6405, 10148), (7198, 9030), (7611, 8540), (7869, 8260)]