212759820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:485

約数の個数: 288

約数和(自身を含む): 821882880

約数和(自身を除く): 609123060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 31, 35, 36, 39, 42, 45, 52, 60, 62, 63, 65, 70, 78, 84, 90, 91, 93, 105, 117, 124, 126, 130, 140, 155, 156, 180, 182, 186, 195, 210, 217, 234, 252, 260, 273, 279, 310, 315, 364, 372, 390, 403, 419, 420, 434, 455, 465, 468, 546, 558, 585, 620, 630, 651, 780, 806, 819, 838, 868, 910, 930, 1085, 1092, 1116, 1170, 1209, 1257, 1260, 1302, 1365, 1395, 1612, 1638, 1676, 1820, 1860, 1953, 2015, 2095, 2170, 2340, 2418, 2514, 2604, 2730, 2790, 2821, 2933, 3255, 3276, 3627, 3771, 3906, 4030, 4095, 4190, 4340, 4836, 5028, 5447, 5460, 5580, 5642, 5866, 6045, 6285, 6510, 7254, 7542, 7812, 8060, 8190, 8380, 8463, 8799, 9765, 10894, 11284, 11732, 12090, 12570, 12989, 13020, 14105, 14508, 14665, 15084, 16341, 16380, 16926, 17598, 18135, 18855, 19530, 21788, 24180, 25140, 25389, 25978, 26397, 27235, 28210, 29330, 32682, 33852, 35196, 36270, 37710, 38129, 38967, 39060, 42315, 43995, 49023, 50778, 51956, 52794, 54470, 56420, 58660, 64945, 65364, 72540, 75420, 76258, 77934, 81705, 84630, 87990, 90923, 98046, 101556, 105588, 108940, 114387, 116901, 126945, 129890, 131985, 152516, 155868, 163410, 168857, 169260, 175980, 181846, 190645, 194835, 196092, 228774, 233802, 245115, 253890, 259780, 263970, 272769, 326820, 337714, 343161, 363692, 381290, 389670, 454615, 457548, 467604, 490230, 506571, 507780, 527940, 545538, 571935, 584505, 675428, 686322, 762580, 779340, 818307, 844285, 909230, 980460, 1013142, 1091076, 1143870, 1169010, 1181999, 1363845, 1372644, 1519713, 1636614, 1688570, 1715805, 1818460, 2026284, 2287740, 2338020, 2363998, 2532855, 2727690, 3039426, 3273228, 3377140, 3431610, 3545997, 4091535, 4727996, 5065710, 5455380, 5909995, 6078852, 6863220, 7091994, 7598565, 8183070, 10131420, 10637991, 11819990, 14183988, 15197130, 16366140, 17729985, 21275982, 23639980, 30394260, 35459970, 42551964, 53189955, 70919940, 106379910, 212759820]

約数ペア:

[(1, 212759820), (2, 106379910), (3, 70919940), (4, 53189955), (5, 42551964), (6, 35459970), (7, 30394260), (9, 23639980), (10, 21275982), (12, 17729985), (13, 16366140), (14, 15197130), (15, 14183988), (18, 11819990), (20, 10637991), (21, 10131420), (26, 8183070), (28, 7598565), (30, 7091994), (31, 6863220), (35, 6078852), (36, 5909995), (39, 5455380), (42, 5065710), (45, 4727996), (52, 4091535), (60, 3545997), (62, 3431610), (63, 3377140), (65, 3273228), (70, 3039426), (78, 2727690), (84, 2532855), (90, 2363998), (91, 2338020), (93, 2287740), (105, 2026284), (117, 1818460), (124, 1715805), (126, 1688570), (130, 1636614), (140, 1519713), (155, 1372644), (156, 1363845), (180, 1181999), (182, 1169010), (186, 1143870), (195, 1091076), (210, 1013142), (217, 980460), (234, 909230), (252, 844285), (260, 818307), (273, 779340), (279, 762580), (310, 686322), (315, 675428), (364, 584505), (372, 571935), (390, 545538), (403, 527940), (419, 507780), (420, 506571), (434, 490230), (455, 467604), (465, 457548), (468, 454615), (546, 389670), (558, 381290), (585, 363692), (620, 343161), (630, 337714), (651, 326820), (780, 272769), (806, 263970), (819, 259780), (838, 253890), (868, 245115), (910, 233802), (930, 228774), (1085, 196092), (1092, 194835), (1116, 190645), (1170, 181846), (1209, 175980), (1257, 169260), (1260, 168857), (1302, 163410), (1365, 155868), (1395, 152516), (1612, 131985), (1638, 129890), (1676, 126945), (1820, 116901), (1860, 114387), (1953, 108940), (2015, 105588), (2095, 101556), (2170, 98046), (2340, 90923), (2418, 87990), (2514, 84630), (2604, 81705), (2730, 77934), (2790, 76258), (2821, 75420), (2933, 72540), (3255, 65364), (3276, 64945), (3627, 58660), (3771, 56420), (3906, 54470), (4030, 52794), (4095, 51956), (4190, 50778), (4340, 49023), (4836, 43995), (5028, 42315), (5447, 39060), (5460, 38967), (5580, 38129), (5642, 37710), (5866, 36270), (6045, 35196), (6285, 33852), (6510, 32682), (7254, 29330), (7542, 28210), (7812, 27235), (8060, 26397), (8190, 25978), (8380, 25389), (8463, 25140), (8799, 24180), (9765, 21788), (10894, 19530), (11284, 18855), (11732, 18135), (12090, 17598), (12570, 16926), (12989, 16380), (13020, 16341), (14105, 15084), (14508, 14665)]