1277132220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{77969}}^1$

素因数の和:78004

約数の個数: 144

約数和(自身を含む): 4768021440

約数和(自身を除く): 3490889220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 77969, 155938, 233907, 311876, 389845, 467814, 545783, 701721, 779690, 935628, 1013597, 1091566, 1169535, 1403442, 1559380, 1637349, 2027194, 2183132, 2339070, 2728915, 2806884, 3040791, 3274698, 3508605, 4054388, 4678140, 4912047, 5067985, 5457830, 6081582, 6549396, 7017210, 7095179, 8186745, 9122373, 9824094, 10135970, 10915660, 12163164, 14034420, 14190358, 15203955, 16373490, 18244746, 19648188, 20271940, 21285537, 24560235, 28380716, 30407910, 32746980, 35475895, 36489492, 42571074, 45611865, 49120470, 60815820, 63856611, 70951790, 85142148, 91223730, 98240940, 106427685, 127713222, 141903580, 182447460, 212855370, 255426444, 319283055, 425710740, 638566110, 1277132220]

約数ペア:

[(1, 1277132220), (2, 638566110), (3, 425710740), (4, 319283055), (5, 255426444), (6, 212855370), (7, 182447460), (9, 141903580), (10, 127713222), (12, 106427685), (13, 98240940), (14, 91223730), (15, 85142148), (18, 70951790), (20, 63856611), (21, 60815820), (26, 49120470), (28, 45611865), (30, 42571074), (35, 36489492), (36, 35475895), (39, 32746980), (42, 30407910), (45, 28380716), (52, 24560235), (60, 21285537), (63, 20271940), (65, 19648188), (70, 18244746), (78, 16373490), (84, 15203955), (90, 14190358), (91, 14034420), (105, 12163164), (117, 10915660), (126, 10135970), (130, 9824094), (140, 9122373), (156, 8186745), (180, 7095179), (182, 7017210), (195, 6549396), (210, 6081582), (234, 5457830), (252, 5067985), (260, 4912047), (273, 4678140), (315, 4054388), (364, 3508605), (390, 3274698), (420, 3040791), (455, 2806884), (468, 2728915), (546, 2339070), (585, 2183132), (630, 2027194), (780, 1637349), (819, 1559380), (910, 1403442), (1092, 1169535), (1170, 1091566), (1260, 1013597), (1365, 935628), (1638, 779690), (1820, 701721), (2340, 545783), (2730, 467814), (3276, 389845), (4095, 311876), (5460, 233907), (8190, 155938), (16380, 77969)]