127977920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 224

約数和(自身を含む): 382341120

約数和(自身を除く): 254363200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 64, 70, 76, 80, 95, 97, 112, 124, 133, 140, 152, 155, 160, 190, 194, 217, 224, 248, 266, 280, 304, 310, 320, 380, 388, 434, 448, 485, 496, 532, 560, 589, 608, 620, 665, 679, 760, 776, 868, 970, 992, 1064, 1085, 1120, 1178, 1216, 1240, 1330, 1358, 1520, 1552, 1736, 1843, 1940, 1984, 2128, 2170, 2240, 2356, 2480, 2660, 2716, 2945, 3007, 3040, 3104, 3395, 3472, 3686, 3880, 4123, 4256, 4340, 4712, 4960, 5320, 5432, 5890, 6014, 6080, 6208, 6790, 6944, 7372, 7760, 8246, 8512, 8680, 9215, 9424, 9920, 10640, 10864, 11780, 12028, 12901, 13580, 13888, 14744, 15035, 15520, 16492, 17360, 18430, 18848, 20615, 21049, 21280, 21728, 23560, 24056, 25802, 27160, 29488, 30070, 31040, 32984, 34720, 36860, 37696, 41230, 42098, 42560, 43456, 47120, 48112, 51604, 54320, 57133, 58976, 60140, 64505, 65968, 69440, 73720, 82460, 84196, 94240, 96224, 103208, 105245, 108640, 114266, 117952, 120280, 129010, 131936, 147440, 164920, 168392, 188480, 192448, 206416, 210490, 217280, 228532, 240560, 258020, 263872, 285665, 294880, 329840, 336784, 399931, 412832, 420980, 457064, 481120, 516040, 571330, 589760, 659680, 673568, 799862, 825664, 841960, 914128, 962240, 1032080, 1142660, 1319360, 1347136, 1599724, 1683920, 1828256, 1999655, 2064160, 2285320, 3199448, 3367840, 3656512, 3999310, 4128320, 4570640, 6398896, 6735680, 7998620, 9141280, 12797792, 15997240, 18282560, 25595584, 31994480, 63988960, 127977920]

約数ペア:

[(1, 127977920), (2, 63988960), (4, 31994480), (5, 25595584), (7, 18282560), (8, 15997240), (10, 12797792), (14, 9141280), (16, 7998620), (19, 6735680), (20, 6398896), (28, 4570640), (31, 4128320), (32, 3999310), (35, 3656512), (38, 3367840), (40, 3199448), (56, 2285320), (62, 2064160), (64, 1999655), (70, 1828256), (76, 1683920), (80, 1599724), (95, 1347136), (97, 1319360), (112, 1142660), (124, 1032080), (133, 962240), (140, 914128), (152, 841960), (155, 825664), (160, 799862), (190, 673568), (194, 659680), (217, 589760), (224, 571330), (248, 516040), (266, 481120), (280, 457064), (304, 420980), (310, 412832), (320, 399931), (380, 336784), (388, 329840), (434, 294880), (448, 285665), (485, 263872), (496, 258020), (532, 240560), (560, 228532), (589, 217280), (608, 210490), (620, 206416), (665, 192448), (679, 188480), (760, 168392), (776, 164920), (868, 147440), (970, 131936), (992, 129010), (1064, 120280), (1085, 117952), (1120, 114266), (1178, 108640), (1216, 105245), (1240, 103208), (1330, 96224), (1358, 94240), (1520, 84196), (1552, 82460), (1736, 73720), (1843, 69440), (1940, 65968), (1984, 64505), (2128, 60140), (2170, 58976), (2240, 57133), (2356, 54320), (2480, 51604), (2660, 48112), (2716, 47120), (2945, 43456), (3007, 42560), (3040, 42098), (3104, 41230), (3395, 37696), (3472, 36860), (3686, 34720), (3880, 32984), (4123, 31040), (4256, 30070), (4340, 29488), (4712, 27160), (4960, 25802), (5320, 24056), (5432, 23560), (5890, 21728), (6014, 21280), (6080, 21049), (6208, 20615), (6790, 18848), (6944, 18430), (7372, 17360), (7760, 16492), (8246, 15520), (8512, 15035), (8680, 14744), (9215, 13888), (9424, 13580), (9920, 12901), (10640, 12028), (10864, 11780)]