169173760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 470937600

約数和(自身を除く): 301763840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 128, 140, 158, 160, 224, 239, 256, 280, 316, 320, 395, 448, 478, 553, 560, 632, 640, 790, 896, 956, 1106, 1120, 1195, 1264, 1280, 1580, 1673, 1792, 1912, 2212, 2240, 2390, 2528, 2765, 3160, 3346, 3824, 4424, 4480, 4780, 5056, 5530, 6320, 6692, 7648, 8365, 8848, 8960, 9560, 10112, 11060, 12640, 13384, 15296, 16730, 17696, 18881, 19120, 20224, 22120, 25280, 26768, 30592, 33460, 35392, 37762, 38240, 44240, 50560, 53536, 61184, 66920, 70784, 75524, 76480, 88480, 94405, 101120, 107072, 132167, 133840, 141568, 151048, 152960, 176960, 188810, 214144, 264334, 267680, 302096, 305920, 353920, 377620, 428288, 528668, 535360, 604192, 660835, 707840, 755240, 1057336, 1070720, 1208384, 1321670, 1510480, 2114672, 2141440, 2416768, 2643340, 3020960, 4229344, 4833536, 5286680, 6041920, 8458688, 10573360, 12083840, 16917376, 21146720, 24167680, 33834752, 42293440, 84586880, 169173760]

約数ペア:

[(1, 169173760), (2, 84586880), (4, 42293440), (5, 33834752), (7, 24167680), (8, 21146720), (10, 16917376), (14, 12083840), (16, 10573360), (20, 8458688), (28, 6041920), (32, 5286680), (35, 4833536), (40, 4229344), (56, 3020960), (64, 2643340), (70, 2416768), (79, 2141440), (80, 2114672), (112, 1510480), (128, 1321670), (140, 1208384), (158, 1070720), (160, 1057336), (224, 755240), (239, 707840), (256, 660835), (280, 604192), (316, 535360), (320, 528668), (395, 428288), (448, 377620), (478, 353920), (553, 305920), (560, 302096), (632, 267680), (640, 264334), (790, 214144), (896, 188810), (956, 176960), (1106, 152960), (1120, 151048), (1195, 141568), (1264, 133840), (1280, 132167), (1580, 107072), (1673, 101120), (1792, 94405), (1912, 88480), (2212, 76480), (2240, 75524), (2390, 70784), (2528, 66920), (2765, 61184), (3160, 53536), (3346, 50560), (3824, 44240), (4424, 38240), (4480, 37762), (4780, 35392), (5056, 33460), (5530, 30592), (6320, 26768), (6692, 25280), (7648, 22120), (8365, 20224), (8848, 19120), (8960, 18881), (9560, 17696), (10112, 16730), (11060, 15296), (12640, 13384)]