212854320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:452

約数の個数: 240

約数和(自身を含む): 825215040

約数和(自身を除く): 612360720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 157, 168, 180, 210, 240, 252, 269, 280, 314, 315, 336, 360, 420, 471, 504, 538, 560, 628, 630, 720, 785, 807, 840, 942, 1008, 1076, 1099, 1256, 1260, 1345, 1413, 1570, 1614, 1680, 1883, 1884, 2152, 2198, 2355, 2421, 2512, 2520, 2690, 2826, 3140, 3228, 3297, 3766, 3768, 4035, 4304, 4396, 4710, 4842, 5040, 5380, 5495, 5649, 5652, 6280, 6456, 6594, 7065, 7532, 7536, 8070, 8792, 9415, 9420, 9684, 9891, 10760, 10990, 11298, 11304, 12105, 12560, 12912, 13188, 14130, 15064, 16140, 16485, 16947, 17584, 18830, 18840, 19368, 19782, 21520, 21980, 22596, 22608, 24210, 26376, 28245, 28260, 30128, 32280, 32970, 33894, 37660, 37680, 38736, 39564, 42233, 43960, 45192, 48420, 49455, 52752, 56490, 56520, 64560, 65940, 67788, 75320, 79128, 84466, 84735, 87920, 90384, 96840, 98910, 112980, 113040, 126699, 131880, 135576, 150640, 158256, 168932, 169470, 193680, 197820, 211165, 225960, 253398, 263760, 271152, 295631, 337864, 338940, 380097, 395640, 422330, 451920, 506796, 591262, 633495, 675728, 677880, 760194, 791280, 844660, 886893, 1013592, 1182524, 1266990, 1355760, 1478155, 1520388, 1689320, 1773786, 1900485, 2027184, 2365048, 2533980, 2660679, 2956310, 3040776, 3378640, 3547572, 3800970, 4434465, 4730096, 5067960, 5321358, 5912620, 6081552, 7095144, 7601940, 8868930, 10135920, 10642716, 11825240, 13303395, 14190288, 15203880, 17737860, 21285432, 23650480, 26606790, 30407760, 35475720, 42570864, 53213580, 70951440, 106427160, 212854320]

約数ペア:

[(1, 212854320), (2, 106427160), (3, 70951440), (4, 53213580), (5, 42570864), (6, 35475720), (7, 30407760), (8, 26606790), (9, 23650480), (10, 21285432), (12, 17737860), (14, 15203880), (15, 14190288), (16, 13303395), (18, 11825240), (20, 10642716), (21, 10135920), (24, 8868930), (28, 7601940), (30, 7095144), (35, 6081552), (36, 5912620), (40, 5321358), (42, 5067960), (45, 4730096), (48, 4434465), (56, 3800970), (60, 3547572), (63, 3378640), (70, 3040776), (72, 2956310), (80, 2660679), (84, 2533980), (90, 2365048), (105, 2027184), (112, 1900485), (120, 1773786), (126, 1689320), (140, 1520388), (144, 1478155), (157, 1355760), (168, 1266990), (180, 1182524), (210, 1013592), (240, 886893), (252, 844660), (269, 791280), (280, 760194), (314, 677880), (315, 675728), (336, 633495), (360, 591262), (420, 506796), (471, 451920), (504, 422330), (538, 395640), (560, 380097), (628, 338940), (630, 337864), (720, 295631), (785, 271152), (807, 263760), (840, 253398), (942, 225960), (1008, 211165), (1076, 197820), (1099, 193680), (1256, 169470), (1260, 168932), (1345, 158256), (1413, 150640), (1570, 135576), (1614, 131880), (1680, 126699), (1883, 113040), (1884, 112980), (2152, 98910), (2198, 96840), (2355, 90384), (2421, 87920), (2512, 84735), (2520, 84466), (2690, 79128), (2826, 75320), (3140, 67788), (3228, 65940), (3297, 64560), (3766, 56520), (3768, 56490), (4035, 52752), (4304, 49455), (4396, 48420), (4710, 45192), (4842, 43960), (5040, 42233), (5380, 39564), (5495, 38736), (5649, 37680), (5652, 37660), (6280, 33894), (6456, 32970), (6594, 32280), (7065, 30128), (7532, 28260), (7536, 28245), (8070, 26376), (8792, 24210), (9415, 22608), (9420, 22596), (9684, 21980), (9891, 21520), (10760, 19782), (10990, 19368), (11298, 18840), (11304, 18830), (12105, 17584), (12560, 16947), (12912, 16485), (13188, 16140), (14130, 15064)]