81957035664

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1\times {\mathrm{1783}}^1$

素因数の和:3306

約数の個数: 240

約数和(自身を含む): 270924120064

約数和(自身を除く): 188967084400

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 93, 112, 124, 126, 144, 168, 186, 217, 248, 252, 279, 336, 372, 434, 496, 504, 558, 651, 744, 868, 1008, 1116, 1302, 1471, 1488, 1736, 1783, 1953, 2232, 2604, 2942, 3472, 3566, 3906, 4413, 4464, 5208, 5349, 5884, 7132, 7812, 8826, 10297, 10416, 10698, 11768, 12481, 13239, 14264, 15624, 16047, 17652, 20594, 21396, 23536, 24962, 26478, 28528, 30891, 31248, 32094, 35304, 37443, 41188, 42792, 45601, 49924, 52956, 55273, 61782, 64188, 70608, 74886, 82376, 85584, 91202, 92673, 99848, 105912, 110546, 112329, 123564, 128376, 136803, 149772, 164752, 165819, 182404, 185346, 199696, 211824, 221092, 224658, 247128, 256752, 273606, 299544, 319207, 331638, 364808, 370692, 386911, 410409, 442184, 449316, 494256, 497457, 547212, 599088, 638414, 663276, 729616, 741384, 773822, 820818, 884368, 898632, 957621, 994914, 1094424, 1160733, 1276828, 1326552, 1482768, 1547644, 1641636, 1797264, 1915242, 1989828, 2188848, 2321466, 2553656, 2622793, 2653104, 2872863, 3095288, 3283272, 3482199, 3830484, 3979656, 4642932, 5107312, 5245586, 5745726, 6190576, 6566544, 6964398, 7660968, 7868379, 7959312, 9285864, 10491172, 11491452, 13928796, 15321936, 15736758, 18359551, 18571728, 20982344, 22982904, 23605137, 27857592, 31473516, 36719102, 41964688, 45965808, 47210274, 55078653, 55715184, 62947032, 73438204, 81306583, 94420548, 110157306, 125894064, 146876408, 162613166, 165235959, 188841096, 220314612, 243919749, 293752816, 325226332, 330471918, 377682192, 440629224, 487839498, 569146081, 650452664, 660943836, 731759247, 881258448, 975678996, 1138292162, 1300905328, 1321887672, 1463518494, 1707438243, 1951357992, 2276584324, 2643775344, 2927036988, 3414876486, 3902715984, 4553168648, 5122314729, 5854073976, 6829752972, 9106337296, 10244629458, 11708147952, 13659505944, 20489258916, 27319011888, 40978517832, 81957035664]

約数ペア:

[(1, 81957035664), (2, 40978517832), (3, 27319011888), (4, 20489258916), (6, 13659505944), (7, 11708147952), (8, 10244629458), (9, 9106337296), (12, 6829752972), (14, 5854073976), (16, 5122314729), (18, 4553168648), (21, 3902715984), (24, 3414876486), (28, 2927036988), (31, 2643775344), (36, 2276584324), (42, 1951357992), (48, 1707438243), (56, 1463518494), (62, 1321887672), (63, 1300905328), (72, 1138292162), (84, 975678996), (93, 881258448), (112, 731759247), (124, 660943836), (126, 650452664), (144, 569146081), (168, 487839498), (186, 440629224), (217, 377682192), (248, 330471918), (252, 325226332), (279, 293752816), (336, 243919749), (372, 220314612), (434, 188841096), (496, 165235959), (504, 162613166), (558, 146876408), (651, 125894064), (744, 110157306), (868, 94420548), (1008, 81306583), (1116, 73438204), (1302, 62947032), (1471, 55715184), (1488, 55078653), (1736, 47210274), (1783, 45965808), (1953, 41964688), (2232, 36719102), (2604, 31473516), (2942, 27857592), (3472, 23605137), (3566, 22982904), (3906, 20982344), (4413, 18571728), (4464, 18359551), (5208, 15736758), (5349, 15321936), (5884, 13928796), (7132, 11491452), (7812, 10491172), (8826, 9285864), (10297, 7959312), (10416, 7868379), (10698, 7660968), (11768, 6964398), (12481, 6566544), (13239, 6190576), (14264, 5745726), (15624, 5245586), (16047, 5107312), (17652, 4642932), (20594, 3979656), (21396, 3830484), (23536, 3482199), (24962, 3283272), (26478, 3095288), (28528, 2872863), (30891, 2653104), (31248, 2622793), (32094, 2553656), (35304, 2321466), (37443, 2188848), (41188, 1989828), (42792, 1915242), (45601, 1797264), (49924, 1641636), (52956, 1547644), (55273, 1482768), (61782, 1326552), (64188, 1276828), (70608, 1160733), (74886, 1094424), (82376, 994914), (85584, 957621), (91202, 898632), (92673, 884368), (99848, 820818), (105912, 773822), (110546, 741384), (112329, 729616), (123564, 663276), (128376, 638414), (136803, 599088), (149772, 547212), (164752, 497457), (165819, 494256), (182404, 449316), (185346, 442184), (199696, 410409), (211824, 386911), (221092, 370692), (224658, 364808), (247128, 331638), (256752, 319207), (273606, 299544)]