161642520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:459

約数の個数: 256

約数和(自身を含む): 601776000

約数和(自身を除く): 440133480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 29, 30, 36, 39, 40, 45, 52, 54, 58, 60, 65, 72, 78, 87, 90, 104, 108, 116, 117, 120, 130, 135, 145, 156, 174, 180, 195, 216, 232, 234, 260, 261, 270, 290, 312, 348, 351, 360, 377, 390, 397, 435, 468, 520, 522, 540, 580, 585, 696, 702, 754, 780, 783, 794, 870, 936, 1044, 1080, 1131, 1160, 1170, 1191, 1305, 1404, 1508, 1560, 1566, 1588, 1740, 1755, 1885, 1985, 2088, 2262, 2340, 2382, 2610, 2808, 3016, 3132, 3176, 3393, 3480, 3510, 3573, 3770, 3915, 3970, 4524, 4680, 4764, 5161, 5220, 5655, 5955, 6264, 6786, 7020, 7146, 7540, 7830, 7940, 9048, 9528, 10179, 10322, 10440, 10719, 11310, 11513, 11910, 13572, 14040, 14292, 15080, 15483, 15660, 15880, 16965, 17865, 20358, 20644, 21438, 22620, 23026, 23820, 25805, 27144, 28584, 30966, 31320, 33930, 34539, 35730, 40716, 41288, 42876, 45240, 46052, 46449, 47640, 50895, 51610, 53595, 57565, 61932, 67860, 69078, 71460, 77415, 81432, 85752, 92104, 92898, 101790, 103220, 103617, 107190, 115130, 123864, 135720, 138156, 139347, 142920, 149669, 154830, 172695, 185796, 203580, 206440, 207234, 214380, 230260, 232245, 276312, 278694, 299338, 309660, 310851, 345390, 371592, 407160, 414468, 428760, 449007, 460520, 464490, 518085, 557388, 598676, 619320, 621702, 690780, 696735, 748345, 828936, 898014, 928980, 1036170, 1114776, 1197352, 1243404, 1347021, 1381560, 1393470, 1496690, 1554255, 1796028, 1857960, 2072340, 2245035, 2486808, 2694042, 2786940, 2993380, 3108510, 3592056, 4041063, 4144680, 4490070, 5388084, 5573880, 5986760, 6217020, 6735105, 8082126, 8980140, 10776168, 12434040, 13470210, 16164252, 17960280, 20205315, 26940420, 32328504, 40410630, 53880840, 80821260, 161642520]

約数ペア:

[(1, 161642520), (2, 80821260), (3, 53880840), (4, 40410630), (5, 32328504), (6, 26940420), (8, 20205315), (9, 17960280), (10, 16164252), (12, 13470210), (13, 12434040), (15, 10776168), (18, 8980140), (20, 8082126), (24, 6735105), (26, 6217020), (27, 5986760), (29, 5573880), (30, 5388084), (36, 4490070), (39, 4144680), (40, 4041063), (45, 3592056), (52, 3108510), (54, 2993380), (58, 2786940), (60, 2694042), (65, 2486808), (72, 2245035), (78, 2072340), (87, 1857960), (90, 1796028), (104, 1554255), (108, 1496690), (116, 1393470), (117, 1381560), (120, 1347021), (130, 1243404), (135, 1197352), (145, 1114776), (156, 1036170), (174, 928980), (180, 898014), (195, 828936), (216, 748345), (232, 696735), (234, 690780), (260, 621702), (261, 619320), (270, 598676), (290, 557388), (312, 518085), (348, 464490), (351, 460520), (360, 449007), (377, 428760), (390, 414468), (397, 407160), (435, 371592), (468, 345390), (520, 310851), (522, 309660), (540, 299338), (580, 278694), (585, 276312), (696, 232245), (702, 230260), (754, 214380), (780, 207234), (783, 206440), (794, 203580), (870, 185796), (936, 172695), (1044, 154830), (1080, 149669), (1131, 142920), (1160, 139347), (1170, 138156), (1191, 135720), (1305, 123864), (1404, 115130), (1508, 107190), (1560, 103617), (1566, 103220), (1588, 101790), (1740, 92898), (1755, 92104), (1885, 85752), (1985, 81432), (2088, 77415), (2262, 71460), (2340, 69078), (2382, 67860), (2610, 61932), (2808, 57565), (3016, 53595), (3132, 51610), (3176, 50895), (3393, 47640), (3480, 46449), (3510, 46052), (3573, 45240), (3770, 42876), (3915, 41288), (3970, 40716), (4524, 35730), (4680, 34539), (4764, 33930), (5161, 31320), (5220, 30966), (5655, 28584), (5955, 27144), (6264, 25805), (6786, 23820), (7020, 23026), (7146, 22620), (7540, 21438), (7830, 20644), (7940, 20358), (9048, 17865), (9528, 16965), (10179, 15880), (10322, 15660), (10440, 15483), (10719, 15080), (11310, 14292), (11513, 14040), (11910, 13572)]