216544020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4261}}^1$

素因数の和:4302

約数の個数: 144

約数和(自身を含む): 761841024

約数和(自身を除く): 545297004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1452, 1540, 1694, 1815, 2310, 2420, 2541, 3388, 3630, 4235, 4261, 4620, 5082, 7260, 8470, 8522, 10164, 12705, 12783, 16940, 17044, 21305, 25410, 25566, 29827, 42610, 46871, 50820, 51132, 59654, 63915, 85220, 89481, 93742, 119308, 127830, 140613, 149135, 178962, 187484, 234355, 255660, 281226, 298270, 328097, 357924, 447405, 468710, 515581, 562452, 596540, 656194, 703065, 894810, 937420, 984291, 1031162, 1312388, 1406130, 1546743, 1640485, 1789620, 1968582, 2062324, 2577905, 2812260, 3093486, 3280970, 3609067, 3937164, 4921455, 5155810, 6186972, 6561940, 7218134, 7733715, 9842910, 10311620, 10827201, 14436268, 15467430, 18045335, 19685820, 21654402, 30934860, 36090670, 43308804, 54136005, 72181340, 108272010, 216544020]

約数ペア:

[(1, 216544020), (2, 108272010), (3, 72181340), (4, 54136005), (5, 43308804), (6, 36090670), (7, 30934860), (10, 21654402), (11, 19685820), (12, 18045335), (14, 15467430), (15, 14436268), (20, 10827201), (21, 10311620), (22, 9842910), (28, 7733715), (30, 7218134), (33, 6561940), (35, 6186972), (42, 5155810), (44, 4921455), (55, 3937164), (60, 3609067), (66, 3280970), (70, 3093486), (77, 2812260), (84, 2577905), (105, 2062324), (110, 1968582), (121, 1789620), (132, 1640485), (140, 1546743), (154, 1406130), (165, 1312388), (210, 1031162), (220, 984291), (231, 937420), (242, 894810), (308, 703065), (330, 656194), (363, 596540), (385, 562452), (420, 515581), (462, 468710), (484, 447405), (605, 357924), (660, 328097), (726, 298270), (770, 281226), (847, 255660), (924, 234355), (1155, 187484), (1210, 178962), (1452, 149135), (1540, 140613), (1694, 127830), (1815, 119308), (2310, 93742), (2420, 89481), (2541, 85220), (3388, 63915), (3630, 59654), (4235, 51132), (4261, 50820), (4620, 46871), (5082, 42610), (7260, 29827), (8470, 25566), (8522, 25410), (10164, 21305), (12705, 17044), (12783, 16940)]