19155484040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{457}}^1$

素因数の和:956

約数の個数: 256

約数和(自身を含む): 55716249600

約数和(自身を除く): 36560765560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 434, 439, 440, 457, 616, 620, 682, 770, 868, 878, 914, 1085, 1240, 1364, 1540, 1705, 1736, 1756, 1828, 2170, 2195, 2285, 2387, 2728, 3073, 3080, 3199, 3410, 3512, 3656, 4340, 4390, 4570, 4774, 4829, 5027, 6146, 6398, 6820, 8680, 8780, 9140, 9548, 9658, 10054, 11935, 12292, 12796, 13609, 13640, 14167, 15365, 15995, 17560, 18280, 19096, 19316, 20108, 23870, 24145, 24584, 25135, 25592, 27218, 28334, 30730, 31990, 33803, 35189, 38632, 40216, 47740, 48290, 50270, 54436, 56668, 61460, 63980, 67606, 68045, 70378, 70835, 95263, 95480, 96580, 99169, 100540, 108872, 113336, 122920, 127960, 135212, 136090, 140756, 141670, 149699, 155837, 169015, 175945, 190526, 193160, 198338, 200623, 201080, 270424, 272180, 281512, 283340, 299398, 311674, 338030, 351890, 381052, 396676, 401246, 476315, 495845, 544360, 566680, 598796, 623348, 676060, 703780, 748495, 762104, 779185, 793352, 802492, 952630, 991690, 1003115, 1047893, 1090859, 1197592, 1246696, 1352120, 1404361, 1407560, 1496990, 1558370, 1604984, 1905260, 1983380, 2006230, 2095786, 2181718, 2206853, 2808722, 2993980, 3116740, 3810520, 3966760, 4012460, 4191572, 4363436, 4413706, 5239465, 5454295, 5617444, 5987960, 6219313, 6233480, 7021805, 8024920, 8383144, 8726872, 8827412, 10478930, 10908590, 11034265, 11234888, 12438626, 14043610, 15447971, 17654824, 20957860, 21817180, 22068530, 24877252, 28087220, 30895942, 31096565, 41915720, 43535191, 43634360, 44137060, 49754504, 56174440, 61791884, 62193130, 68412443, 77239855, 87070382, 88274120, 123583768, 124386260, 136824886, 154479710, 174140764, 217675955, 248772520, 273649772, 308959420, 342062215, 348281528, 435351910, 478887101, 547299544, 617918840, 684124430, 870703820, 957774202, 1368248860, 1741407640, 1915548404, 2394435505, 2736497720, 3831096808, 4788871010, 9577742020, 19155484040]

約数ペア:

[(1, 19155484040), (2, 9577742020), (4, 4788871010), (5, 3831096808), (7, 2736497720), (8, 2394435505), (10, 1915548404), (11, 1741407640), (14, 1368248860), (20, 957774202), (22, 870703820), (28, 684124430), (31, 617918840), (35, 547299544), (40, 478887101), (44, 435351910), (55, 348281528), (56, 342062215), (62, 308959420), (70, 273649772), (77, 248772520), (88, 217675955), (110, 174140764), (124, 154479710), (140, 136824886), (154, 124386260), (155, 123583768), (217, 88274120), (220, 87070382), (248, 77239855), (280, 68412443), (308, 62193130), (310, 61791884), (341, 56174440), (385, 49754504), (434, 44137060), (439, 43634360), (440, 43535191), (457, 41915720), (616, 31096565), (620, 30895942), (682, 28087220), (770, 24877252), (868, 22068530), (878, 21817180), (914, 20957860), (1085, 17654824), (1240, 15447971), (1364, 14043610), (1540, 12438626), (1705, 11234888), (1736, 11034265), (1756, 10908590), (1828, 10478930), (2170, 8827412), (2195, 8726872), (2285, 8383144), (2387, 8024920), (2728, 7021805), (3073, 6233480), (3080, 6219313), (3199, 5987960), (3410, 5617444), (3512, 5454295), (3656, 5239465), (4340, 4413706), (4390, 4363436), (4570, 4191572), (4774, 4012460), (4829, 3966760), (5027, 3810520), (6146, 3116740), (6398, 2993980), (6820, 2808722), (8680, 2206853), (8780, 2181718), (9140, 2095786), (9548, 2006230), (9658, 1983380), (10054, 1905260), (11935, 1604984), (12292, 1558370), (12796, 1496990), (13609, 1407560), (13640, 1404361), (14167, 1352120), (15365, 1246696), (15995, 1197592), (17560, 1090859), (18280, 1047893), (19096, 1003115), (19316, 991690), (20108, 952630), (23870, 802492), (24145, 793352), (24584, 779185), (25135, 762104), (25592, 748495), (27218, 703780), (28334, 676060), (30730, 623348), (31990, 598796), (33803, 566680), (35189, 544360), (38632, 495845), (40216, 476315), (47740, 401246), (48290, 396676), (50270, 381052), (54436, 351890), (56668, 338030), (61460, 311674), (63980, 299398), (67606, 283340), (68045, 281512), (70378, 272180), (70835, 270424), (95263, 201080), (95480, 200623), (96580, 198338), (99169, 193160), (100540, 190526), (108872, 175945), (113336, 169015), (122920, 155837), (127960, 149699), (135212, 141670), (136090, 140756)]