331625280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:897

約数の個数: 224

約数和(自身を含む): 1224564480

約数和(自身を除く): 892939200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 192, 210, 224, 240, 244, 280, 305, 320, 336, 366, 420, 427, 448, 480, 488, 560, 610, 672, 732, 809, 840, 854, 915, 960, 976, 1120, 1220, 1281, 1344, 1464, 1618, 1680, 1708, 1830, 1952, 2135, 2240, 2427, 2440, 2562, 2928, 3236, 3360, 3416, 3660, 3904, 4045, 4270, 4854, 4880, 5124, 5663, 5856, 6405, 6472, 6720, 6832, 7320, 8090, 8540, 9708, 9760, 10248, 11326, 11712, 12135, 12810, 12944, 13664, 14640, 16180, 16989, 17080, 19416, 19520, 20496, 22652, 24270, 25620, 25888, 27328, 28315, 29280, 32360, 33978, 34160, 38832, 40992, 45304, 48540, 49349, 51240, 51776, 56630, 58560, 64720, 67956, 68320, 77664, 81984, 84945, 90608, 97080, 98698, 102480, 113260, 129440, 135912, 136640, 148047, 155328, 169890, 181216, 194160, 197396, 204960, 226520, 246745, 258880, 271824, 296094, 339780, 345443, 362432, 388320, 394792, 409920, 453040, 493490, 543648, 592188, 679560, 690886, 740235, 776640, 789584, 906080, 986980, 1036329, 1087296, 1184376, 1359120, 1381772, 1480470, 1579168, 1727215, 1812160, 1973960, 2072658, 2368752, 2718240, 2763544, 2960940, 3158336, 3454430, 3947920, 4145316, 4737504, 5181645, 5436480, 5527088, 5921880, 6908860, 7895840, 8290632, 9475008, 10363290, 11054176, 11843760, 13817720, 15791680, 16581264, 20726580, 22108352, 23687520, 27635440, 33162528, 41453160, 47375040, 55270880, 66325056, 82906320, 110541760, 165812640, 331625280]

約数ペア:

[(1, 331625280), (2, 165812640), (3, 110541760), (4, 82906320), (5, 66325056), (6, 55270880), (7, 47375040), (8, 41453160), (10, 33162528), (12, 27635440), (14, 23687520), (15, 22108352), (16, 20726580), (20, 16581264), (21, 15791680), (24, 13817720), (28, 11843760), (30, 11054176), (32, 10363290), (35, 9475008), (40, 8290632), (42, 7895840), (48, 6908860), (56, 5921880), (60, 5527088), (61, 5436480), (64, 5181645), (70, 4737504), (80, 4145316), (84, 3947920), (96, 3454430), (105, 3158336), (112, 2960940), (120, 2763544), (122, 2718240), (140, 2368752), (160, 2072658), (168, 1973960), (183, 1812160), (192, 1727215), (210, 1579168), (224, 1480470), (240, 1381772), (244, 1359120), (280, 1184376), (305, 1087296), (320, 1036329), (336, 986980), (366, 906080), (420, 789584), (427, 776640), (448, 740235), (480, 690886), (488, 679560), (560, 592188), (610, 543648), (672, 493490), (732, 453040), (809, 409920), (840, 394792), (854, 388320), (915, 362432), (960, 345443), (976, 339780), (1120, 296094), (1220, 271824), (1281, 258880), (1344, 246745), (1464, 226520), (1618, 204960), (1680, 197396), (1708, 194160), (1830, 181216), (1952, 169890), (2135, 155328), (2240, 148047), (2427, 136640), (2440, 135912), (2562, 129440), (2928, 113260), (3236, 102480), (3360, 98698), (3416, 97080), (3660, 90608), (3904, 84945), (4045, 81984), (4270, 77664), (4854, 68320), (4880, 67956), (5124, 64720), (5663, 58560), (5856, 56630), (6405, 51776), (6472, 51240), (6720, 49349), (6832, 48540), (7320, 45304), (8090, 40992), (8540, 38832), (9708, 34160), (9760, 33978), (10248, 32360), (11326, 29280), (11712, 28315), (12135, 27328), (12810, 25888), (12944, 25620), (13664, 24270), (14640, 22652), (16180, 20496), (16989, 19520), (17080, 19416)]