1298996860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{757}}^1$

素因数の和:900

約数の個数: 144

約数和(自身を含む): 3397028544

約数和(自身を除く): 2098031684

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 103, 119, 140, 170, 196, 206, 238, 245, 340, 412, 476, 490, 515, 595, 721, 757, 833, 980, 1030, 1190, 1442, 1514, 1666, 1751, 2060, 2380, 2884, 3028, 3332, 3502, 3605, 3785, 4165, 5047, 5299, 7004, 7210, 7570, 8330, 8755, 10094, 10598, 12257, 12869, 14420, 15140, 16660, 17510, 20188, 21196, 24514, 25235, 25738, 26495, 35020, 37093, 49028, 50470, 51476, 52990, 61285, 64345, 74186, 77971, 85799, 90083, 100940, 105980, 122570, 128690, 148372, 155942, 171598, 180166, 185465, 245140, 257380, 311884, 343196, 360332, 370930, 389855, 428995, 450415, 545797, 630581, 741860, 779710, 857990, 900830, 1091594, 1261162, 1325507, 1559420, 1715980, 1801660, 2183188, 2522324, 2651014, 2728985, 3152905, 3820579, 5302028, 5457970, 6305810, 6627535, 7641158, 9278549, 10915940, 12611620, 13255070, 15282316, 18557098, 19102895, 26510140, 37114196, 38205790, 46392745, 64949843, 76411580, 92785490, 129899686, 185570980, 259799372, 324749215, 649498430, 1298996860]

約数ペア:

[(1, 1298996860), (2, 649498430), (4, 324749215), (5, 259799372), (7, 185570980), (10, 129899686), (14, 92785490), (17, 76411580), (20, 64949843), (28, 46392745), (34, 38205790), (35, 37114196), (49, 26510140), (68, 19102895), (70, 18557098), (85, 15282316), (98, 13255070), (103, 12611620), (119, 10915940), (140, 9278549), (170, 7641158), (196, 6627535), (206, 6305810), (238, 5457970), (245, 5302028), (340, 3820579), (412, 3152905), (476, 2728985), (490, 2651014), (515, 2522324), (595, 2183188), (721, 1801660), (757, 1715980), (833, 1559420), (980, 1325507), (1030, 1261162), (1190, 1091594), (1442, 900830), (1514, 857990), (1666, 779710), (1751, 741860), (2060, 630581), (2380, 545797), (2884, 450415), (3028, 428995), (3332, 389855), (3502, 370930), (3605, 360332), (3785, 343196), (4165, 311884), (5047, 257380), (5299, 245140), (7004, 185465), (7210, 180166), (7570, 171598), (8330, 155942), (8755, 148372), (10094, 128690), (10598, 122570), (12257, 105980), (12869, 100940), (14420, 90083), (15140, 85799), (16660, 77971), (17510, 74186), (20188, 64345), (21196, 61285), (24514, 52990), (25235, 51476), (25738, 50470), (26495, 49028), (35020, 37093)]