1538651660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:452

約数の個数: 192

約数和(自身を含む): 4153481472

約数和(自身を除く): 2614829812

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 52, 65, 70, 73, 74, 91, 130, 140, 146, 148, 182, 185, 259, 260, 292, 313, 364, 365, 370, 455, 481, 511, 518, 626, 730, 740, 910, 949, 962, 1022, 1036, 1252, 1295, 1460, 1565, 1820, 1898, 1924, 2044, 2191, 2405, 2555, 2590, 2701, 3130, 3367, 3796, 4069, 4382, 4745, 4810, 5110, 5180, 5402, 6260, 6643, 6734, 8138, 8764, 9490, 9620, 10220, 10804, 10955, 11581, 13286, 13468, 13505, 16276, 16835, 18907, 18980, 20345, 21910, 22849, 23162, 26572, 27010, 28483, 33215, 33670, 35113, 37814, 40690, 43820, 45698, 46324, 54020, 56966, 57905, 66430, 67340, 70226, 75628, 81067, 81380, 91396, 94535, 113932, 114245, 115810, 132860, 140452, 142415, 150553, 159943, 162134, 175565, 189070, 228490, 231620, 245791, 284830, 297037, 301106, 319886, 324268, 351130, 378140, 405335, 456980, 491582, 569660, 594074, 602212, 639772, 702260, 752765, 799715, 810670, 845413, 983164, 1053871, 1188148, 1228955, 1485185, 1505530, 1599430, 1621340, 1690826, 2079259, 2107742, 2457910, 2970370, 3011060, 3198860, 3381652, 4158518, 4215484, 4227065, 4915820, 5269355, 5917891, 5940740, 8317036, 8454130, 10396295, 10538710, 10990369, 11835782, 16908260, 20792590, 21077420, 21980738, 23671564, 29589455, 41585180, 43961476, 54951845, 59178910, 76932583, 109903690, 118357820, 153865166, 219807380, 307730332, 384662915, 769325830, 1538651660]

約数ペア:

[(1, 1538651660), (2, 769325830), (4, 384662915), (5, 307730332), (7, 219807380), (10, 153865166), (13, 118357820), (14, 109903690), (20, 76932583), (26, 59178910), (28, 54951845), (35, 43961476), (37, 41585180), (52, 29589455), (65, 23671564), (70, 21980738), (73, 21077420), (74, 20792590), (91, 16908260), (130, 11835782), (140, 10990369), (146, 10538710), (148, 10396295), (182, 8454130), (185, 8317036), (259, 5940740), (260, 5917891), (292, 5269355), (313, 4915820), (364, 4227065), (365, 4215484), (370, 4158518), (455, 3381652), (481, 3198860), (511, 3011060), (518, 2970370), (626, 2457910), (730, 2107742), (740, 2079259), (910, 1690826), (949, 1621340), (962, 1599430), (1022, 1505530), (1036, 1485185), (1252, 1228955), (1295, 1188148), (1460, 1053871), (1565, 983164), (1820, 845413), (1898, 810670), (1924, 799715), (2044, 752765), (2191, 702260), (2405, 639772), (2555, 602212), (2590, 594074), (2701, 569660), (3130, 491582), (3367, 456980), (3796, 405335), (4069, 378140), (4382, 351130), (4745, 324268), (4810, 319886), (5110, 301106), (5180, 297037), (5402, 284830), (6260, 245791), (6643, 231620), (6734, 228490), (8138, 189070), (8764, 175565), (9490, 162134), (9620, 159943), (10220, 150553), (10804, 142415), (10955, 140452), (11581, 132860), (13286, 115810), (13468, 114245), (13505, 113932), (16276, 94535), (16835, 91396), (18907, 81380), (18980, 81067), (20345, 75628), (21910, 70226), (22849, 67340), (23162, 66430), (26572, 57905), (27010, 56966), (28483, 54020), (33215, 46324), (33670, 45698), (35113, 43820), (37814, 40690)]