161323380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:491

約数の個数: 192

約数和(自身を含む): 541900800

約数和(自身を除く): 380577420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 31, 36, 45, 46, 54, 60, 62, 69, 90, 92, 93, 108, 115, 124, 135, 138, 155, 180, 186, 207, 230, 270, 276, 279, 310, 345, 372, 414, 419, 460, 465, 540, 558, 620, 621, 690, 713, 828, 837, 838, 930, 1035, 1116, 1242, 1257, 1380, 1395, 1426, 1674, 1676, 1860, 2070, 2095, 2139, 2484, 2514, 2790, 2852, 3105, 3348, 3565, 3771, 4140, 4185, 4190, 4278, 5028, 5580, 6210, 6285, 6417, 7130, 7542, 8370, 8380, 8556, 9637, 10695, 11313, 12420, 12570, 12834, 12989, 14260, 15084, 16740, 18855, 19251, 19274, 21390, 22626, 25140, 25668, 25978, 28911, 32085, 37710, 38502, 38548, 38967, 42780, 45252, 48185, 51956, 56565, 57822, 64170, 64945, 75420, 77004, 77934, 86733, 96255, 96370, 113130, 115644, 116901, 128340, 129890, 144555, 155868, 173466, 192510, 192740, 194835, 226260, 233802, 259780, 260199, 289110, 298747, 346932, 350703, 385020, 389670, 433665, 467604, 520398, 578220, 584505, 597494, 701406, 779340, 867330, 896241, 1040796, 1169010, 1194988, 1300995, 1402812, 1493735, 1734660, 1753515, 1792482, 2338020, 2601990, 2688723, 2987470, 3507030, 3584964, 4481205, 5203980, 5377446, 5974940, 7014060, 8066169, 8962410, 10754892, 13443615, 16132338, 17924820, 26887230, 32264676, 40330845, 53774460, 80661690, 161323380]

約数ペア:

[(1, 161323380), (2, 80661690), (3, 53774460), (4, 40330845), (5, 32264676), (6, 26887230), (9, 17924820), (10, 16132338), (12, 13443615), (15, 10754892), (18, 8962410), (20, 8066169), (23, 7014060), (27, 5974940), (30, 5377446), (31, 5203980), (36, 4481205), (45, 3584964), (46, 3507030), (54, 2987470), (60, 2688723), (62, 2601990), (69, 2338020), (90, 1792482), (92, 1753515), (93, 1734660), (108, 1493735), (115, 1402812), (124, 1300995), (135, 1194988), (138, 1169010), (155, 1040796), (180, 896241), (186, 867330), (207, 779340), (230, 701406), (270, 597494), (276, 584505), (279, 578220), (310, 520398), (345, 467604), (372, 433665), (414, 389670), (419, 385020), (460, 350703), (465, 346932), (540, 298747), (558, 289110), (620, 260199), (621, 259780), (690, 233802), (713, 226260), (828, 194835), (837, 192740), (838, 192510), (930, 173466), (1035, 155868), (1116, 144555), (1242, 129890), (1257, 128340), (1380, 116901), (1395, 115644), (1426, 113130), (1674, 96370), (1676, 96255), (1860, 86733), (2070, 77934), (2095, 77004), (2139, 75420), (2484, 64945), (2514, 64170), (2790, 57822), (2852, 56565), (3105, 51956), (3348, 48185), (3565, 45252), (3771, 42780), (4140, 38967), (4185, 38548), (4190, 38502), (4278, 37710), (5028, 32085), (5580, 28911), (6210, 25978), (6285, 25668), (6417, 25140), (7130, 22626), (7542, 21390), (8370, 19274), (8380, 19251), (8556, 18855), (9637, 16740), (10695, 15084), (11313, 14260), (12420, 12989), (12570, 12834)]