1951861680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{557}}^1$

素因数の和:764

約数の個数: 240

約数和(自身を含む): 6821777664

約数和(自身を除く): 4869915984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 157, 180, 186, 240, 248, 279, 310, 314, 360, 372, 465, 471, 496, 557, 558, 620, 628, 720, 744, 785, 930, 942, 1114, 1116, 1240, 1256, 1395, 1413, 1488, 1570, 1671, 1860, 1884, 2228, 2232, 2355, 2480, 2512, 2785, 2790, 2826, 3140, 3342, 3720, 3768, 4456, 4464, 4710, 4867, 5013, 5570, 5580, 5652, 6280, 6684, 7065, 7440, 7536, 8355, 8912, 9420, 9734, 10026, 11140, 11160, 11304, 12560, 13368, 14130, 14601, 16710, 17267, 18840, 19468, 20052, 22280, 22320, 22608, 24335, 25065, 26736, 28260, 29202, 33420, 34534, 37680, 38936, 40104, 43803, 44560, 48670, 50130, 51801, 56520, 58404, 66840, 69068, 73005, 77872, 80208, 86335, 87449, 87606, 97340, 100260, 103602, 113040, 116808, 133680, 138136, 146010, 155403, 172670, 174898, 175212, 194680, 200520, 207204, 219015, 233616, 259005, 262347, 276272, 292020, 310806, 345340, 349796, 350424, 389360, 401040, 414408, 437245, 438030, 518010, 524694, 584040, 621612, 690680, 699592, 700848, 777015, 787041, 828816, 874490, 876060, 1036020, 1049388, 1168080, 1243224, 1311735, 1381360, 1399184, 1554030, 1574082, 1748980, 1752120, 2072040, 2098776, 2486448, 2623470, 2710919, 3108060, 3148164, 3497960, 3504240, 3935205, 4144080, 4197552, 5246940, 5421838, 6216120, 6296328, 6995920, 7870410, 8132757, 10493880, 10843676, 12432240, 12592656, 13554595, 15740820, 16265514, 20987760, 21687352, 24398271, 27109190, 31481640, 32531028, 40663785, 43374704, 48796542, 54218380, 62963280, 65062056, 81327570, 97593084, 108436760, 121991355, 130124112, 162655140, 195186168, 216873520, 243982710, 325310280, 390372336, 487965420, 650620560, 975930840, 1951861680]

約数ペア:

[(1, 1951861680), (2, 975930840), (3, 650620560), (4, 487965420), (5, 390372336), (6, 325310280), (8, 243982710), (9, 216873520), (10, 195186168), (12, 162655140), (15, 130124112), (16, 121991355), (18, 108436760), (20, 97593084), (24, 81327570), (30, 65062056), (31, 62963280), (36, 54218380), (40, 48796542), (45, 43374704), (48, 40663785), (60, 32531028), (62, 31481640), (72, 27109190), (80, 24398271), (90, 21687352), (93, 20987760), (120, 16265514), (124, 15740820), (144, 13554595), (155, 12592656), (157, 12432240), (180, 10843676), (186, 10493880), (240, 8132757), (248, 7870410), (279, 6995920), (310, 6296328), (314, 6216120), (360, 5421838), (372, 5246940), (465, 4197552), (471, 4144080), (496, 3935205), (557, 3504240), (558, 3497960), (620, 3148164), (628, 3108060), (720, 2710919), (744, 2623470), (785, 2486448), (930, 2098776), (942, 2072040), (1114, 1752120), (1116, 1748980), (1240, 1574082), (1256, 1554030), (1395, 1399184), (1413, 1381360), (1488, 1311735), (1570, 1243224), (1671, 1168080), (1860, 1049388), (1884, 1036020), (2228, 876060), (2232, 874490), (2355, 828816), (2480, 787041), (2512, 777015), (2785, 700848), (2790, 699592), (2826, 690680), (3140, 621612), (3342, 584040), (3720, 524694), (3768, 518010), (4456, 438030), (4464, 437245), (4710, 414408), (4867, 401040), (5013, 389360), (5570, 350424), (5580, 349796), (5652, 345340), (6280, 310806), (6684, 292020), (7065, 276272), (7440, 262347), (7536, 259005), (8355, 233616), (8912, 219015), (9420, 207204), (9734, 200520), (10026, 194680), (11140, 175212), (11160, 174898), (11304, 172670), (12560, 155403), (13368, 146010), (14130, 138136), (14601, 133680), (16710, 116808), (17267, 113040), (18840, 103602), (19468, 100260), (20052, 97340), (22280, 87606), (22320, 87449), (22608, 86335), (24335, 80208), (25065, 77872), (26736, 73005), (28260, 69068), (29202, 66840), (33420, 58404), (34534, 56520), (37680, 51801), (38936, 50130), (40104, 48670), (43803, 44560)]