16704240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:247

約数の個数: 160

約数和(自身を含む): 60519936

約数和(自身を除く): 43815696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 163, 168, 183, 210, 240, 244, 280, 305, 326, 336, 366, 420, 427, 488, 489, 560, 610, 652, 732, 815, 840, 854, 915, 976, 978, 1141, 1220, 1281, 1304, 1464, 1630, 1680, 1708, 1830, 1956, 2135, 2282, 2440, 2445, 2562, 2608, 2928, 3260, 3416, 3423, 3660, 3912, 4270, 4564, 4880, 4890, 5124, 5705, 6405, 6520, 6832, 6846, 7320, 7824, 8540, 9128, 9780, 9943, 10248, 11410, 12810, 13040, 13692, 14640, 17080, 17115, 18256, 19560, 19886, 20496, 22820, 25620, 27384, 29829, 34160, 34230, 39120, 39772, 45640, 49715, 51240, 54768, 59658, 68460, 69601, 79544, 91280, 99430, 102480, 119316, 136920, 139202, 149145, 159088, 198860, 208803, 238632, 273840, 278404, 298290, 348005, 397720, 417606, 477264, 556808, 596580, 696010, 795440, 835212, 1044015, 1113616, 1193160, 1392020, 1670424, 2088030, 2386320, 2784040, 3340848, 4176060, 5568080, 8352120, 16704240]

約数ペア:

[(1, 16704240), (2, 8352120), (3, 5568080), (4, 4176060), (5, 3340848), (6, 2784040), (7, 2386320), (8, 2088030), (10, 1670424), (12, 1392020), (14, 1193160), (15, 1113616), (16, 1044015), (20, 835212), (21, 795440), (24, 696010), (28, 596580), (30, 556808), (35, 477264), (40, 417606), (42, 397720), (48, 348005), (56, 298290), (60, 278404), (61, 273840), (70, 238632), (80, 208803), (84, 198860), (105, 159088), (112, 149145), (120, 139202), (122, 136920), (140, 119316), (163, 102480), (168, 99430), (183, 91280), (210, 79544), (240, 69601), (244, 68460), (280, 59658), (305, 54768), (326, 51240), (336, 49715), (366, 45640), (420, 39772), (427, 39120), (488, 34230), (489, 34160), (560, 29829), (610, 27384), (652, 25620), (732, 22820), (815, 20496), (840, 19886), (854, 19560), (915, 18256), (976, 17115), (978, 17080), (1141, 14640), (1220, 13692), (1281, 13040), (1304, 12810), (1464, 11410), (1630, 10248), (1680, 9943), (1708, 9780), (1830, 9128), (1956, 8540), (2135, 7824), (2282, 7320), (2440, 6846), (2445, 6832), (2562, 6520), (2608, 6405), (2928, 5705), (3260, 5124), (3416, 4890), (3423, 4880), (3660, 4564), (3912, 4270)]