856154820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:155

約数の個数: 216

約数和(自身を含む): 2676046464

約数和(自身を除く): 1819891644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 47, 57, 58, 60, 76, 87, 94, 95, 114, 116, 141, 145, 174, 188, 190, 228, 235, 282, 285, 290, 348, 361, 380, 435, 470, 551, 564, 570, 580, 705, 722, 841, 870, 893, 940, 1083, 1102, 1140, 1363, 1410, 1444, 1653, 1682, 1740, 1786, 1805, 2166, 2204, 2523, 2679, 2726, 2755, 2820, 3306, 3364, 3572, 3610, 4089, 4205, 4332, 4465, 5046, 5358, 5415, 5452, 5510, 6612, 6815, 7220, 8178, 8265, 8410, 8930, 10092, 10469, 10716, 10830, 11020, 12615, 13395, 13630, 15979, 16356, 16530, 16820, 16967, 17860, 20445, 20938, 21660, 25230, 25897, 26790, 27260, 31407, 31958, 33060, 33934, 39527, 40890, 41876, 47937, 50460, 50901, 51794, 52345, 53580, 62814, 63916, 67868, 77691, 79054, 79895, 81780, 84835, 95874, 101802, 103588, 104690, 118581, 125628, 129485, 155382, 157035, 158108, 159790, 169670, 191748, 197635, 203604, 209380, 237162, 239685, 254505, 258970, 303601, 310764, 314070, 319580, 339340, 388455, 395270, 474324, 479370, 492043, 509010, 517940, 592905, 607202, 628140, 751013, 776910, 790540, 910803, 958740, 984086, 1018020, 1185810, 1214404, 1476129, 1502026, 1518005, 1553820, 1821606, 1968172, 2253039, 2371620, 2460215, 2952258, 3004052, 3036010, 3643212, 3755065, 4506078, 4554015, 4920430, 5904516, 6072020, 7380645, 7510130, 9012156, 9108030, 9840860, 11265195, 14269247, 14761290, 15020260, 18216060, 22530390, 28538494, 29522580, 42807741, 45060780, 57076988, 71346235, 85615482, 142692470, 171230964, 214038705, 285384940, 428077410, 856154820]

約数ペア:

[(1, 856154820), (2, 428077410), (3, 285384940), (4, 214038705), (5, 171230964), (6, 142692470), (10, 85615482), (12, 71346235), (15, 57076988), (19, 45060780), (20, 42807741), (29, 29522580), (30, 28538494), (38, 22530390), (47, 18216060), (57, 15020260), (58, 14761290), (60, 14269247), (76, 11265195), (87, 9840860), (94, 9108030), (95, 9012156), (114, 7510130), (116, 7380645), (141, 6072020), (145, 5904516), (174, 4920430), (188, 4554015), (190, 4506078), (228, 3755065), (235, 3643212), (282, 3036010), (285, 3004052), (290, 2952258), (348, 2460215), (361, 2371620), (380, 2253039), (435, 1968172), (470, 1821606), (551, 1553820), (564, 1518005), (570, 1502026), (580, 1476129), (705, 1214404), (722, 1185810), (841, 1018020), (870, 984086), (893, 958740), (940, 910803), (1083, 790540), (1102, 776910), (1140, 751013), (1363, 628140), (1410, 607202), (1444, 592905), (1653, 517940), (1682, 509010), (1740, 492043), (1786, 479370), (1805, 474324), (2166, 395270), (2204, 388455), (2523, 339340), (2679, 319580), (2726, 314070), (2755, 310764), (2820, 303601), (3306, 258970), (3364, 254505), (3572, 239685), (3610, 237162), (4089, 209380), (4205, 203604), (4332, 197635), (4465, 191748), (5046, 169670), (5358, 159790), (5415, 158108), (5452, 157035), (5510, 155382), (6612, 129485), (6815, 125628), (7220, 118581), (8178, 104690), (8265, 103588), (8410, 101802), (8930, 95874), (10092, 84835), (10469, 81780), (10716, 79895), (10830, 79054), (11020, 77691), (12615, 67868), (13395, 63916), (13630, 62814), (15979, 53580), (16356, 52345), (16530, 51794), (16820, 50901), (16967, 50460), (17860, 47937), (20445, 41876), (20938, 40890), (21660, 39527), (25230, 33934), (25897, 33060), (26790, 31958), (27260, 31407)]