318302880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1639

約数の個数: 192

約数和(自身を含む): 1165425408

約数和(自身を除く): 847122528

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, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 210, 224, 240, 244, 280, 305, 336, 366, 420, 427, 480, 488, 560, 610, 672, 732, 840, 854, 915, 976, 1120, 1220, 1281, 1464, 1553, 1680, 1708, 1830, 1952, 2135, 2440, 2562, 2928, 3106, 3360, 3416, 3660, 4270, 4659, 4880, 5124, 5856, 6212, 6405, 6832, 7320, 7765, 8540, 9318, 9760, 10248, 10871, 12424, 12810, 13664, 14640, 15530, 17080, 18636, 20496, 21742, 23295, 24848, 25620, 29280, 31060, 32613, 34160, 37272, 40992, 43484, 46590, 49696, 51240, 54355, 62120, 65226, 68320, 74544, 86968, 93180, 94733, 102480, 108710, 124240, 130452, 149088, 163065, 173936, 186360, 189466, 204960, 217420, 248480, 260904, 284199, 326130, 347872, 372720, 378932, 434840, 473665, 521808, 568398, 652260, 663131, 745440, 757864, 869680, 947330, 1043616, 1136796, 1304520, 1326262, 1420995, 1515728, 1739360, 1894660, 1989393, 2273592, 2609040, 2652524, 2841990, 3031456, 3315655, 3789320, 3978786, 4547184, 5218080, 5305048, 5683980, 6631310, 7578640, 7957572, 9094368, 9946965, 10610096, 11367960, 13262620, 15157280, 15915144, 19893930, 21220192, 22735920, 26525240, 31830288, 39787860, 45471840, 53050480, 63660576, 79575720, 106100960, 159151440, 318302880]

約数ペア:

[(1, 318302880), (2, 159151440), (3, 106100960), (4, 79575720), (5, 63660576), (6, 53050480), (7, 45471840), (8, 39787860), (10, 31830288), (12, 26525240), (14, 22735920), (15, 21220192), (16, 19893930), (20, 15915144), (21, 15157280), (24, 13262620), (28, 11367960), (30, 10610096), (32, 9946965), (35, 9094368), (40, 7957572), (42, 7578640), (48, 6631310), (56, 5683980), (60, 5305048), (61, 5218080), (70, 4547184), (80, 3978786), (84, 3789320), (96, 3315655), (105, 3031456), (112, 2841990), (120, 2652524), (122, 2609040), (140, 2273592), (160, 1989393), (168, 1894660), (183, 1739360), (210, 1515728), (224, 1420995), (240, 1326262), (244, 1304520), (280, 1136796), (305, 1043616), (336, 947330), (366, 869680), (420, 757864), (427, 745440), (480, 663131), (488, 652260), (560, 568398), (610, 521808), (672, 473665), (732, 434840), (840, 378932), (854, 372720), (915, 347872), (976, 326130), (1120, 284199), (1220, 260904), (1281, 248480), (1464, 217420), (1553, 204960), (1680, 189466), (1708, 186360), (1830, 173936), (1952, 163065), (2135, 149088), (2440, 130452), (2562, 124240), (2928, 108710), (3106, 102480), (3360, 94733), (3416, 93180), (3660, 86968), (4270, 74544), (4659, 68320), (4880, 65226), (5124, 62120), (5856, 54355), (6212, 51240), (6405, 49696), (6832, 46590), (7320, 43484), (7765, 40992), (8540, 37272), (9318, 34160), (9760, 32613), (10248, 31060), (10871, 29280), (12424, 25620), (12810, 24848), (13664, 23295), (14640, 21742), (15530, 20496), (17080, 18636)]