177996780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:161

約数の個数: 288

約数和(自身を含む): 625584960

約数和(自身を除く): 447588180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 43, 45, 52, 58, 60, 61, 65, 78, 86, 87, 90, 116, 117, 122, 129, 130, 145, 156, 172, 174, 180, 183, 195, 215, 234, 244, 258, 260, 261, 290, 305, 348, 366, 377, 387, 390, 430, 435, 468, 516, 522, 549, 559, 580, 585, 610, 645, 732, 754, 774, 780, 793, 860, 870, 915, 1044, 1098, 1118, 1131, 1170, 1220, 1247, 1290, 1305, 1508, 1548, 1586, 1677, 1740, 1769, 1830, 1885, 1935, 2196, 2236, 2262, 2340, 2379, 2494, 2580, 2610, 2623, 2745, 2795, 3172, 3354, 3393, 3538, 3660, 3741, 3770, 3870, 3965, 4524, 4758, 4988, 5031, 5220, 5246, 5307, 5490, 5590, 5655, 6235, 6708, 6786, 7076, 7137, 7482, 7540, 7740, 7869, 7930, 8385, 8845, 9516, 10062, 10492, 10614, 10980, 11180, 11223, 11310, 11895, 12470, 13115, 13572, 14274, 14964, 15738, 15860, 15921, 16211, 16770, 16965, 17690, 18705, 20124, 21228, 22446, 22620, 22997, 23607, 23790, 24940, 25155, 26230, 26535, 28548, 31476, 31842, 32422, 33540, 33930, 34099, 35380, 35685, 37410, 39345, 44892, 45994, 47214, 47580, 48633, 50310, 52460, 53070, 56115, 63684, 64844, 67860, 68198, 68991, 71370, 74820, 76067, 78690, 79605, 81055, 91988, 94428, 97266, 100620, 102297, 106140, 112230, 114985, 118035, 136396, 137982, 142740, 145899, 152134, 157380, 159210, 162110, 170495, 194532, 204594, 206973, 224460, 228201, 229970, 236070, 243165, 275964, 291798, 304268, 306891, 318420, 324220, 340990, 344955, 380335, 409188, 413946, 456402, 459940, 472140, 486330, 511485, 583596, 613782, 681980, 684603, 689910, 729495, 760670, 827892, 912804, 972660, 988871, 1022970, 1034865, 1141005, 1227564, 1369206, 1379820, 1458990, 1521340, 1534455, 1977742, 2045940, 2069730, 2282010, 2738412, 2917980, 2966613, 3068910, 3423015, 3955484, 4139460, 4564020, 4944355, 5933226, 6137820, 6846030, 8899839, 9888710, 11866452, 13692060, 14833065, 17799678, 19777420, 29666130, 35599356, 44499195, 59332260, 88998390, 177996780]

約数ペア:

[(1, 177996780), (2, 88998390), (3, 59332260), (4, 44499195), (5, 35599356), (6, 29666130), (9, 19777420), (10, 17799678), (12, 14833065), (13, 13692060), (15, 11866452), (18, 9888710), (20, 8899839), (26, 6846030), (29, 6137820), (30, 5933226), (36, 4944355), (39, 4564020), (43, 4139460), (45, 3955484), (52, 3423015), (58, 3068910), (60, 2966613), (61, 2917980), (65, 2738412), (78, 2282010), (86, 2069730), (87, 2045940), (90, 1977742), (116, 1534455), (117, 1521340), (122, 1458990), (129, 1379820), (130, 1369206), (145, 1227564), (156, 1141005), (172, 1034865), (174, 1022970), (180, 988871), (183, 972660), (195, 912804), (215, 827892), (234, 760670), (244, 729495), (258, 689910), (260, 684603), (261, 681980), (290, 613782), (305, 583596), (348, 511485), (366, 486330), (377, 472140), (387, 459940), (390, 456402), (430, 413946), (435, 409188), (468, 380335), (516, 344955), (522, 340990), (549, 324220), (559, 318420), (580, 306891), (585, 304268), (610, 291798), (645, 275964), (732, 243165), (754, 236070), (774, 229970), (780, 228201), (793, 224460), (860, 206973), (870, 204594), (915, 194532), (1044, 170495), (1098, 162110), (1118, 159210), (1131, 157380), (1170, 152134), (1220, 145899), (1247, 142740), (1290, 137982), (1305, 136396), (1508, 118035), (1548, 114985), (1586, 112230), (1677, 106140), (1740, 102297), (1769, 100620), (1830, 97266), (1885, 94428), (1935, 91988), (2196, 81055), (2236, 79605), (2262, 78690), (2340, 76067), (2379, 74820), (2494, 71370), (2580, 68991), (2610, 68198), (2623, 67860), (2745, 64844), (2795, 63684), (3172, 56115), (3354, 53070), (3393, 52460), (3538, 50310), (3660, 48633), (3741, 47580), (3770, 47214), (3870, 45994), (3965, 44892), (4524, 39345), (4758, 37410), (4988, 35685), (5031, 35380), (5220, 34099), (5246, 33930), (5307, 33540), (5490, 32422), (5590, 31842), (5655, 31476), (6235, 28548), (6708, 26535), (6786, 26230), (7076, 25155), (7137, 24940), (7482, 23790), (7540, 23607), (7740, 22997), (7869, 22620), (7930, 22446), (8385, 21228), (8845, 20124), (9516, 18705), (10062, 17690), (10492, 16965), (10614, 16770), (10980, 16211), (11180, 15921), (11223, 15860), (11310, 15738), (11895, 14964), (12470, 14274), (13115, 13572)]