1972637520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19249}}^1$

素因数の和:19333

約数の個数: 160

約数和(自身を含む): 7103712000

約数和(自身を除く): 5131074480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 420, 427, 488, 560, 610, 732, 840, 854, 915, 976, 1220, 1281, 1464, 1680, 1708, 1830, 2135, 2440, 2562, 2928, 3416, 3660, 4270, 4880, 5124, 6405, 6832, 7320, 8540, 10248, 12810, 14640, 17080, 19249, 20496, 25620, 34160, 38498, 51240, 57747, 76996, 96245, 102480, 115494, 134743, 153992, 192490, 230988, 269486, 288735, 307984, 384980, 404229, 461976, 538972, 577470, 673715, 769960, 808458, 923952, 1077944, 1154940, 1174189, 1347430, 1539920, 1616916, 2021145, 2155888, 2309880, 2348378, 2694860, 3233832, 3522567, 4042290, 4619760, 4696756, 5389720, 5870945, 6467664, 7045134, 8084580, 8219323, 9393512, 10779440, 11741890, 14090268, 16169160, 16438646, 17612835, 18787024, 23483780, 24657969, 28180536, 32338320, 32877292, 35225670, 41096615, 46967560, 49315938, 56361072, 65754584, 70451340, 82193230, 93935120, 98631876, 123289845, 131509168, 140902680, 164386460, 197263752, 246579690, 281805360, 328772920, 394527504, 493159380, 657545840, 986318760, 1972637520]

約数ペア:

[(1, 1972637520), (2, 986318760), (3, 657545840), (4, 493159380), (5, 394527504), (6, 328772920), (7, 281805360), (8, 246579690), (10, 197263752), (12, 164386460), (14, 140902680), (15, 131509168), (16, 123289845), (20, 98631876), (21, 93935120), (24, 82193230), (28, 70451340), (30, 65754584), (35, 56361072), (40, 49315938), (42, 46967560), (48, 41096615), (56, 35225670), (60, 32877292), (61, 32338320), (70, 28180536), (80, 24657969), (84, 23483780), (105, 18787024), (112, 17612835), (120, 16438646), (122, 16169160), (140, 14090268), (168, 11741890), (183, 10779440), (210, 9393512), (240, 8219323), (244, 8084580), (280, 7045134), (305, 6467664), (336, 5870945), (366, 5389720), (420, 4696756), (427, 4619760), (488, 4042290), (560, 3522567), (610, 3233832), (732, 2694860), (840, 2348378), (854, 2309880), (915, 2155888), (976, 2021145), (1220, 1616916), (1281, 1539920), (1464, 1347430), (1680, 1174189), (1708, 1154940), (1830, 1077944), (2135, 923952), (2440, 808458), (2562, 769960), (2928, 673715), (3416, 577470), (3660, 538972), (4270, 461976), (4880, 404229), (5124, 384980), (6405, 307984), (6832, 288735), (7320, 269486), (8540, 230988), (10248, 192490), (12810, 153992), (14640, 134743), (17080, 115494), (19249, 102480), (20496, 96245), (25620, 76996), (34160, 57747), (38498, 51240)]