388257480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3607}}^1$

素因数の和:3660

約数の個数: 192

約数和(自身を含む): 1418376960

約数和(自身を除く): 1030119480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 30, 36, 39, 40, 45, 46, 52, 60, 65, 69, 72, 78, 90, 92, 104, 115, 117, 120, 130, 138, 156, 180, 184, 195, 207, 230, 234, 260, 276, 299, 312, 345, 360, 390, 414, 460, 468, 520, 552, 585, 598, 690, 780, 828, 897, 920, 936, 1035, 1170, 1196, 1380, 1495, 1560, 1656, 1794, 2070, 2340, 2392, 2691, 2760, 2990, 3588, 3607, 4140, 4485, 4680, 5382, 5980, 7176, 7214, 8280, 8970, 10764, 10821, 11960, 13455, 14428, 17940, 18035, 21528, 21642, 26910, 28856, 32463, 35880, 36070, 43284, 46891, 53820, 54105, 64926, 72140, 82961, 86568, 93782, 107640, 108210, 129852, 140673, 144280, 162315, 165922, 187564, 216420, 234455, 248883, 259704, 281346, 324630, 331844, 375128, 414805, 422019, 432840, 468910, 497766, 562692, 649260, 663688, 703365, 746649, 829610, 844038, 937820, 995532, 1078493, 1125384, 1244415, 1298520, 1406730, 1493298, 1659220, 1688076, 1875640, 1991064, 2110095, 2156986, 2488830, 2813460, 2986596, 3235479, 3318440, 3376152, 3733245, 4220190, 4313972, 4977660, 5392465, 5626920, 5973192, 6470958, 7466490, 8440380, 8627944, 9706437, 9955320, 10784930, 12941916, 14932980, 16177395, 16880760, 19412874, 21569860, 25883832, 29865960, 32354790, 38825748, 43139720, 48532185, 64709580, 77651496, 97064370, 129419160, 194128740, 388257480]

約数ペア:

[(1, 388257480), (2, 194128740), (3, 129419160), (4, 97064370), (5, 77651496), (6, 64709580), (8, 48532185), (9, 43139720), (10, 38825748), (12, 32354790), (13, 29865960), (15, 25883832), (18, 21569860), (20, 19412874), (23, 16880760), (24, 16177395), (26, 14932980), (30, 12941916), (36, 10784930), (39, 9955320), (40, 9706437), (45, 8627944), (46, 8440380), (52, 7466490), (60, 6470958), (65, 5973192), (69, 5626920), (72, 5392465), (78, 4977660), (90, 4313972), (92, 4220190), (104, 3733245), (115, 3376152), (117, 3318440), (120, 3235479), (130, 2986596), (138, 2813460), (156, 2488830), (180, 2156986), (184, 2110095), (195, 1991064), (207, 1875640), (230, 1688076), (234, 1659220), (260, 1493298), (276, 1406730), (299, 1298520), (312, 1244415), (345, 1125384), (360, 1078493), (390, 995532), (414, 937820), (460, 844038), (468, 829610), (520, 746649), (552, 703365), (585, 663688), (598, 649260), (690, 562692), (780, 497766), (828, 468910), (897, 432840), (920, 422019), (936, 414805), (1035, 375128), (1170, 331844), (1196, 324630), (1380, 281346), (1495, 259704), (1560, 248883), (1656, 234455), (1794, 216420), (2070, 187564), (2340, 165922), (2392, 162315), (2691, 144280), (2760, 140673), (2990, 129852), (3588, 108210), (3607, 107640), (4140, 93782), (4485, 86568), (4680, 82961), (5382, 72140), (5980, 64926), (7176, 54105), (7214, 53820), (8280, 46891), (8970, 43284), (10764, 36070), (10821, 35880), (11960, 32463), (13455, 28856), (14428, 26910), (17940, 21642), (18035, 21528)]