71582280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 256

約数和(自身を含む): 274268160

約数和(自身を除く): 202685880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 61, 66, 70, 77, 84, 88, 105, 110, 120, 122, 127, 132, 140, 154, 165, 168, 183, 210, 220, 231, 244, 254, 264, 280, 305, 308, 330, 366, 381, 385, 420, 427, 440, 462, 488, 508, 610, 616, 635, 660, 671, 732, 762, 770, 840, 854, 889, 915, 924, 1016, 1155, 1220, 1270, 1281, 1320, 1342, 1397, 1464, 1524, 1540, 1708, 1778, 1830, 1848, 1905, 2013, 2135, 2310, 2440, 2540, 2562, 2667, 2684, 2794, 3048, 3080, 3355, 3416, 3556, 3660, 3810, 4026, 4191, 4270, 4445, 4620, 4697, 5080, 5124, 5334, 5368, 5588, 6405, 6710, 6985, 7112, 7320, 7620, 7747, 8052, 8382, 8540, 8890, 9240, 9394, 9779, 10065, 10248, 10668, 11176, 12810, 13335, 13420, 13970, 14091, 15240, 15494, 16104, 16764, 17080, 17780, 18788, 19558, 20130, 20955, 21336, 23241, 23485, 25620, 26670, 26840, 27940, 28182, 29337, 30988, 33528, 35560, 37576, 38735, 39116, 40260, 41910, 46482, 46970, 48895, 51240, 53340, 54229, 55880, 56364, 58674, 61976, 70455, 77470, 78232, 80520, 83820, 85217, 92964, 93940, 97790, 106680, 108458, 112728, 116205, 117348, 140910, 146685, 154940, 162687, 167640, 170434, 185928, 187880, 195580, 216916, 232410, 234696, 255651, 271145, 281820, 293370, 309880, 325374, 340868, 391160, 426085, 433832, 464820, 511302, 542290, 563640, 586740, 596519, 650748, 681736, 813435, 852170, 929640, 1022604, 1084580, 1173480, 1193038, 1278255, 1301496, 1626870, 1704340, 1789557, 2045208, 2169160, 2386076, 2556510, 2982595, 3253740, 3408680, 3579114, 4772152, 5113020, 5965190, 6507480, 7158228, 8947785, 10226040, 11930380, 14316456, 17895570, 23860760, 35791140, 71582280]

約数ペア:

[(1, 71582280), (2, 35791140), (3, 23860760), (4, 17895570), (5, 14316456), (6, 11930380), (7, 10226040), (8, 8947785), (10, 7158228), (11, 6507480), (12, 5965190), (14, 5113020), (15, 4772152), (20, 3579114), (21, 3408680), (22, 3253740), (24, 2982595), (28, 2556510), (30, 2386076), (33, 2169160), (35, 2045208), (40, 1789557), (42, 1704340), (44, 1626870), (55, 1301496), (56, 1278255), (60, 1193038), (61, 1173480), (66, 1084580), (70, 1022604), (77, 929640), (84, 852170), (88, 813435), (105, 681736), (110, 650748), (120, 596519), (122, 586740), (127, 563640), (132, 542290), (140, 511302), (154, 464820), (165, 433832), (168, 426085), (183, 391160), (210, 340868), (220, 325374), (231, 309880), (244, 293370), (254, 281820), (264, 271145), (280, 255651), (305, 234696), (308, 232410), (330, 216916), (366, 195580), (381, 187880), (385, 185928), (420, 170434), (427, 167640), (440, 162687), (462, 154940), (488, 146685), (508, 140910), (610, 117348), (616, 116205), (635, 112728), (660, 108458), (671, 106680), (732, 97790), (762, 93940), (770, 92964), (840, 85217), (854, 83820), (889, 80520), (915, 78232), (924, 77470), (1016, 70455), (1155, 61976), (1220, 58674), (1270, 56364), (1281, 55880), (1320, 54229), (1342, 53340), (1397, 51240), (1464, 48895), (1524, 46970), (1540, 46482), (1708, 41910), (1778, 40260), (1830, 39116), (1848, 38735), (1905, 37576), (2013, 35560), (2135, 33528), (2310, 30988), (2440, 29337), (2540, 28182), (2562, 27940), (2667, 26840), (2684, 26670), (2794, 25620), (3048, 23485), (3080, 23241), (3355, 21336), (3416, 20955), (3556, 20130), (3660, 19558), (3810, 18788), (4026, 17780), (4191, 17080), (4270, 16764), (4445, 16104), (4620, 15494), (4697, 15240), (5080, 14091), (5124, 13970), (5334, 13420), (5368, 13335), (5588, 12810), (6405, 11176), (6710, 10668), (6985, 10248), (7112, 10065), (7320, 9779), (7620, 9394), (7747, 9240), (8052, 8890), (8382, 8540)]