487715560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 1209139200

約数和(自身を除く): 721423640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 127, 152, 155, 163, 190, 248, 254, 310, 326, 380, 508, 589, 620, 635, 652, 760, 815, 1016, 1178, 1240, 1270, 1304, 1630, 2356, 2413, 2540, 2945, 3097, 3260, 3937, 4712, 4826, 5053, 5080, 5890, 6194, 6520, 7874, 9652, 10106, 11780, 12065, 12388, 15485, 15748, 19304, 19685, 20212, 20701, 23560, 24130, 24776, 25265, 30970, 31496, 39370, 40424, 41402, 48260, 50530, 61940, 74803, 78740, 82804, 96007, 96520, 101060, 103505, 123880, 149606, 157480, 165608, 192014, 202120, 207010, 299212, 374015, 384028, 393319, 414020, 480035, 598424, 641731, 748030, 768056, 786638, 828040, 960070, 1283462, 1496060, 1573276, 1920140, 1966595, 2566924, 2992120, 3146552, 3208655, 3840280, 3933190, 5133848, 6417310, 7866380, 12192889, 12834620, 15732760, 24385778, 25669240, 48771556, 60964445, 97543112, 121928890, 243857780, 487715560]

約数ペア:

[(1, 487715560), (2, 243857780), (4, 121928890), (5, 97543112), (8, 60964445), (10, 48771556), (19, 25669240), (20, 24385778), (31, 15732760), (38, 12834620), (40, 12192889), (62, 7866380), (76, 6417310), (95, 5133848), (124, 3933190), (127, 3840280), (152, 3208655), (155, 3146552), (163, 2992120), (190, 2566924), (248, 1966595), (254, 1920140), (310, 1573276), (326, 1496060), (380, 1283462), (508, 960070), (589, 828040), (620, 786638), (635, 768056), (652, 748030), (760, 641731), (815, 598424), (1016, 480035), (1178, 414020), (1240, 393319), (1270, 384028), (1304, 374015), (1630, 299212), (2356, 207010), (2413, 202120), (2540, 192014), (2945, 165608), (3097, 157480), (3260, 149606), (3937, 123880), (4712, 103505), (4826, 101060), (5053, 96520), (5080, 96007), (5890, 82804), (6194, 78740), (6520, 74803), (7874, 61940), (9652, 50530), (10106, 48260), (11780, 41402), (12065, 40424), (12388, 39370), (15485, 31496), (15748, 30970), (19304, 25265), (19685, 24776), (20212, 24130), (20701, 23560)]