1223021520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1069}}^1$

素因数の和:1322

約数の個数: 240

約数和(自身を含む): 4719162240

約数和(自身を除く): 3496140720

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, 168, 180, 210, 227, 240, 252, 280, 315, 336, 360, 420, 454, 504, 560, 630, 681, 720, 840, 908, 1008, 1069, 1135, 1260, 1362, 1589, 1680, 1816, 2043, 2138, 2270, 2520, 2724, 3178, 3207, 3405, 3632, 4086, 4276, 4540, 4767, 5040, 5345, 5448, 6356, 6414, 6810, 7483, 7945, 8172, 8552, 9080, 9534, 9621, 10215, 10690, 10896, 12712, 12828, 13620, 14301, 14966, 15890, 16035, 16344, 17104, 18160, 19068, 19242, 20430, 21380, 22449, 23835, 25424, 25656, 27240, 28602, 29932, 31780, 32070, 32688, 37415, 38136, 38484, 40860, 42760, 44898, 47670, 48105, 51312, 54480, 57204, 59864, 63560, 64140, 67347, 71505, 74830, 76272, 76968, 81720, 85520, 89796, 95340, 96210, 112245, 114408, 119728, 127120, 128280, 134694, 143010, 149660, 153936, 163440, 179592, 190680, 192420, 224490, 228816, 242663, 256560, 269388, 286020, 299320, 336735, 359184, 381360, 384840, 448980, 485326, 538776, 572040, 598640, 673470, 727989, 769680, 897960, 970652, 1077552, 1144080, 1213315, 1346940, 1455978, 1698641, 1795920, 1941304, 2183967, 2426630, 2693880, 2911956, 3397282, 3639945, 3882608, 4367934, 4853260, 5095923, 5387760, 5823912, 6794564, 7279890, 8493205, 8735868, 9706520, 10191846, 10919835, 11647824, 13589128, 14559780, 15287769, 16986410, 17471736, 19413040, 20383692, 21839670, 25479615, 27178256, 29119560, 30575538, 33972820, 34943472, 40767384, 43679340, 50959230, 58239120, 61151076, 67945640, 76438845, 81534768, 87358680, 101918460, 122302152, 135891280, 152877690, 174717360, 203836920, 244604304, 305755380, 407673840, 611510760, 1223021520]

約数ペア:

[(1, 1223021520), (2, 611510760), (3, 407673840), (4, 305755380), (5, 244604304), (6, 203836920), (7, 174717360), (8, 152877690), (9, 135891280), (10, 122302152), (12, 101918460), (14, 87358680), (15, 81534768), (16, 76438845), (18, 67945640), (20, 61151076), (21, 58239120), (24, 50959230), (28, 43679340), (30, 40767384), (35, 34943472), (36, 33972820), (40, 30575538), (42, 29119560), (45, 27178256), (48, 25479615), (56, 21839670), (60, 20383692), (63, 19413040), (70, 17471736), (72, 16986410), (80, 15287769), (84, 14559780), (90, 13589128), (105, 11647824), (112, 10919835), (120, 10191846), (126, 9706520), (140, 8735868), (144, 8493205), (168, 7279890), (180, 6794564), (210, 5823912), (227, 5387760), (240, 5095923), (252, 4853260), (280, 4367934), (315, 3882608), (336, 3639945), (360, 3397282), (420, 2911956), (454, 2693880), (504, 2426630), (560, 2183967), (630, 1941304), (681, 1795920), (720, 1698641), (840, 1455978), (908, 1346940), (1008, 1213315), (1069, 1144080), (1135, 1077552), (1260, 970652), (1362, 897960), (1589, 769680), (1680, 727989), (1816, 673470), (2043, 598640), (2138, 572040), (2270, 538776), (2520, 485326), (2724, 448980), (3178, 384840), (3207, 381360), (3405, 359184), (3632, 336735), (4086, 299320), (4276, 286020), (4540, 269388), (4767, 256560), (5040, 242663), (5345, 228816), (5448, 224490), (6356, 192420), (6414, 190680), (6810, 179592), (7483, 163440), (7945, 153936), (8172, 149660), (8552, 143010), (9080, 134694), (9534, 128280), (9621, 127120), (10215, 119728), (10690, 114408), (10896, 112245), (12712, 96210), (12828, 95340), (13620, 89796), (14301, 85520), (14966, 81720), (15890, 76968), (16035, 76272), (16344, 74830), (17104, 71505), (18160, 67347), (19068, 64140), (19242, 63560), (20430, 59864), (21380, 57204), (22449, 54480), (23835, 51312), (25424, 48105), (25656, 47670), (27240, 44898), (28602, 42760), (29932, 40860), (31780, 38484), (32070, 38136), (32688, 37415)]