209232720

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:304

約数の個数: 240

約数和(自身を含む): 747452160

約数和(自身を除く): 538219440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 81, 90, 94, 108, 120, 135, 141, 144, 162, 180, 188, 216, 229, 235, 240, 243, 270, 282, 324, 360, 376, 405, 423, 432, 458, 470, 486, 540, 564, 648, 687, 705, 720, 752, 810, 846, 916, 940, 972, 1080, 1128, 1145, 1215, 1269, 1296, 1374, 1410, 1620, 1692, 1832, 1880, 1944, 2061, 2115, 2160, 2256, 2290, 2430, 2538, 2748, 2820, 3240, 3384, 3435, 3664, 3760, 3807, 3888, 4122, 4230, 4580, 4860, 5076, 5496, 5640, 6183, 6345, 6480, 6768, 6870, 7614, 8244, 8460, 9160, 9720, 10152, 10305, 10763, 10992, 11280, 11421, 12366, 12690, 13740, 15228, 16488, 16920, 18320, 18549, 19035, 19440, 20304, 20610, 21526, 22842, 24732, 25380, 27480, 30456, 30915, 32289, 32976, 33840, 37098, 38070, 41220, 43052, 45684, 49464, 50760, 53815, 54960, 55647, 57105, 60912, 61830, 64578, 74196, 76140, 82440, 86104, 91368, 92745, 96867, 98928, 101520, 107630, 111294, 114210, 123660, 129156, 148392, 152280, 161445, 164880, 172208, 182736, 185490, 193734, 215260, 222588, 228420, 247320, 258312, 278235, 290601, 296784, 304560, 322890, 370980, 387468, 430520, 445176, 456840, 484335, 494640, 516624, 556470, 581202, 645780, 741960, 774936, 861040, 871803, 890352, 913680, 968670, 1112940, 1162404, 1291560, 1453005, 1483920, 1549872, 1743606, 1937340, 2225880, 2324808, 2583120, 2615409, 2906010, 3487212, 3874680, 4359015, 4451760, 4649616, 5230818, 5812020, 6974424, 7749360, 8718030, 10461636, 11624040, 13077045, 13948848, 17436060, 20923272, 23248080, 26154090, 34872120, 41846544, 52308180, 69744240, 104616360, 209232720]

約数ペア:

[(1, 209232720), (2, 104616360), (3, 69744240), (4, 52308180), (5, 41846544), (6, 34872120), (8, 26154090), (9, 23248080), (10, 20923272), (12, 17436060), (15, 13948848), (16, 13077045), (18, 11624040), (20, 10461636), (24, 8718030), (27, 7749360), (30, 6974424), (36, 5812020), (40, 5230818), (45, 4649616), (47, 4451760), (48, 4359015), (54, 3874680), (60, 3487212), (72, 2906010), (80, 2615409), (81, 2583120), (90, 2324808), (94, 2225880), (108, 1937340), (120, 1743606), (135, 1549872), (141, 1483920), (144, 1453005), (162, 1291560), (180, 1162404), (188, 1112940), (216, 968670), (229, 913680), (235, 890352), (240, 871803), (243, 861040), (270, 774936), (282, 741960), (324, 645780), (360, 581202), (376, 556470), (405, 516624), (423, 494640), (432, 484335), (458, 456840), (470, 445176), (486, 430520), (540, 387468), (564, 370980), (648, 322890), (687, 304560), (705, 296784), (720, 290601), (752, 278235), (810, 258312), (846, 247320), (916, 228420), (940, 222588), (972, 215260), (1080, 193734), (1128, 185490), (1145, 182736), (1215, 172208), (1269, 164880), (1296, 161445), (1374, 152280), (1410, 148392), (1620, 129156), (1692, 123660), (1832, 114210), (1880, 111294), (1944, 107630), (2061, 101520), (2115, 98928), (2160, 96867), (2256, 92745), (2290, 91368), (2430, 86104), (2538, 82440), (2748, 76140), (2820, 74196), (3240, 64578), (3384, 61830), (3435, 60912), (3664, 57105), (3760, 55647), (3807, 54960), (3888, 53815), (4122, 50760), (4230, 49464), (4580, 45684), (4860, 43052), (5076, 41220), (5496, 38070), (5640, 37098), (6183, 33840), (6345, 32976), (6480, 32289), (6768, 30915), (6870, 30456), (7614, 27480), (8244, 25380), (8460, 24732), (9160, 22842), (9720, 21526), (10152, 20610), (10305, 20304), (10763, 19440), (10992, 19035), (11280, 18549), (11421, 18320), (12366, 16920), (12690, 16488), (13740, 15228)]