171489840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:747

約数の個数: 160

約数和(自身を含む): 567392256

約数和(自身を除く): 395902416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 47, 48, 60, 69, 80, 92, 94, 115, 120, 138, 141, 184, 188, 230, 235, 240, 276, 282, 345, 368, 376, 460, 470, 552, 564, 661, 690, 705, 752, 920, 940, 1081, 1104, 1128, 1322, 1380, 1410, 1840, 1880, 1983, 2162, 2256, 2644, 2760, 2820, 3243, 3305, 3760, 3966, 4324, 5288, 5405, 5520, 5640, 6486, 6610, 7932, 8648, 9915, 10576, 10810, 11280, 12972, 13220, 15203, 15864, 16215, 17296, 19830, 21620, 25944, 26440, 30406, 31067, 31728, 32430, 39660, 43240, 45609, 51888, 52880, 60812, 62134, 64860, 76015, 79320, 86480, 91218, 93201, 121624, 124268, 129720, 152030, 155335, 158640, 182436, 186402, 228045, 243248, 248536, 259440, 304060, 310670, 364872, 372804, 456090, 466005, 497072, 608120, 621340, 714541, 729744, 745608, 912180, 932010, 1216240, 1242680, 1429082, 1491216, 1824360, 1864020, 2143623, 2485360, 2858164, 3572705, 3648720, 3728040, 4287246, 5716328, 7145410, 7456080, 8574492, 10718115, 11432656, 14290820, 17148984, 21436230, 28581640, 34297968, 42872460, 57163280, 85744920, 171489840]

約数ペア:

[(1, 171489840), (2, 85744920), (3, 57163280), (4, 42872460), (5, 34297968), (6, 28581640), (8, 21436230), (10, 17148984), (12, 14290820), (15, 11432656), (16, 10718115), (20, 8574492), (23, 7456080), (24, 7145410), (30, 5716328), (40, 4287246), (46, 3728040), (47, 3648720), (48, 3572705), (60, 2858164), (69, 2485360), (80, 2143623), (92, 1864020), (94, 1824360), (115, 1491216), (120, 1429082), (138, 1242680), (141, 1216240), (184, 932010), (188, 912180), (230, 745608), (235, 729744), (240, 714541), (276, 621340), (282, 608120), (345, 497072), (368, 466005), (376, 456090), (460, 372804), (470, 364872), (552, 310670), (564, 304060), (661, 259440), (690, 248536), (705, 243248), (752, 228045), (920, 186402), (940, 182436), (1081, 158640), (1104, 155335), (1128, 152030), (1322, 129720), (1380, 124268), (1410, 121624), (1840, 93201), (1880, 91218), (1983, 86480), (2162, 79320), (2256, 76015), (2644, 64860), (2760, 62134), (2820, 60812), (3243, 52880), (3305, 51888), (3760, 45609), (3966, 43240), (4324, 39660), (5288, 32430), (5405, 31728), (5520, 31067), (5640, 30406), (6486, 26440), (6610, 25944), (7932, 21620), (8648, 19830), (9915, 17296), (10576, 16215), (10810, 15864), (11280, 15203), (12972, 13220)]