172815720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:408

約数の個数: 256

約数和(自身を含む): 659404800

約数和(自身を除く): 486589080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 59, 60, 66, 70, 77, 84, 88, 105, 110, 118, 120, 132, 140, 154, 165, 168, 177, 210, 220, 231, 236, 264, 280, 295, 308, 317, 330, 354, 385, 413, 420, 440, 462, 472, 590, 616, 634, 649, 660, 708, 770, 826, 840, 885, 924, 951, 1155, 1180, 1239, 1268, 1298, 1320, 1416, 1540, 1585, 1652, 1770, 1848, 1902, 1947, 2065, 2219, 2310, 2360, 2478, 2536, 2596, 3080, 3170, 3245, 3304, 3487, 3540, 3804, 3894, 4130, 4438, 4543, 4620, 4755, 4956, 5192, 6195, 6340, 6490, 6657, 6974, 7080, 7608, 7788, 8260, 8876, 9086, 9240, 9510, 9735, 9912, 10461, 11095, 12390, 12680, 12980, 13314, 13629, 13948, 15576, 16520, 17435, 17752, 18172, 18703, 19020, 19470, 20922, 22190, 22715, 24409, 24780, 25960, 26628, 27258, 27896, 33285, 34870, 36344, 37406, 38040, 38940, 41844, 44380, 45430, 48818, 49560, 52305, 53256, 54516, 56109, 66570, 68145, 69740, 73227, 74812, 77880, 83688, 88760, 90860, 93515, 97636, 104610, 109032, 112218, 122045, 130921, 133140, 136290, 139480, 146454, 149624, 181720, 187030, 195272, 205733, 209220, 224436, 244090, 261842, 266280, 272580, 280545, 292908, 366135, 374060, 392763, 411466, 418440, 448872, 488180, 523684, 545160, 561090, 585816, 617199, 654605, 732270, 748120, 785526, 822932, 976360, 1028665, 1047368, 1122180, 1234398, 1309210, 1440131, 1464540, 1571052, 1645864, 1963815, 2057330, 2244360, 2468796, 2618420, 2880262, 2929080, 3085995, 3142104, 3927630, 4114660, 4320393, 4937592, 5236840, 5760524, 6171990, 7200655, 7855260, 8229320, 8640786, 11521048, 12343980, 14401310, 15710520, 17281572, 21601965, 24687960, 28802620, 34563144, 43203930, 57605240, 86407860, 172815720]

約数ペア:

[(1, 172815720), (2, 86407860), (3, 57605240), (4, 43203930), (5, 34563144), (6, 28802620), (7, 24687960), (8, 21601965), (10, 17281572), (11, 15710520), (12, 14401310), (14, 12343980), (15, 11521048), (20, 8640786), (21, 8229320), (22, 7855260), (24, 7200655), (28, 6171990), (30, 5760524), (33, 5236840), (35, 4937592), (40, 4320393), (42, 4114660), (44, 3927630), (55, 3142104), (56, 3085995), (59, 2929080), (60, 2880262), (66, 2618420), (70, 2468796), (77, 2244360), (84, 2057330), (88, 1963815), (105, 1645864), (110, 1571052), (118, 1464540), (120, 1440131), (132, 1309210), (140, 1234398), (154, 1122180), (165, 1047368), (168, 1028665), (177, 976360), (210, 822932), (220, 785526), (231, 748120), (236, 732270), (264, 654605), (280, 617199), (295, 585816), (308, 561090), (317, 545160), (330, 523684), (354, 488180), (385, 448872), (413, 418440), (420, 411466), (440, 392763), (462, 374060), (472, 366135), (590, 292908), (616, 280545), (634, 272580), (649, 266280), (660, 261842), (708, 244090), (770, 224436), (826, 209220), (840, 205733), (885, 195272), (924, 187030), (951, 181720), (1155, 149624), (1180, 146454), (1239, 139480), (1268, 136290), (1298, 133140), (1320, 130921), (1416, 122045), (1540, 112218), (1585, 109032), (1652, 104610), (1770, 97636), (1848, 93515), (1902, 90860), (1947, 88760), (2065, 83688), (2219, 77880), (2310, 74812), (2360, 73227), (2478, 69740), (2536, 68145), (2596, 66570), (3080, 56109), (3170, 54516), (3245, 53256), (3304, 52305), (3487, 49560), (3540, 48818), (3804, 45430), (3894, 44380), (4130, 41844), (4438, 38940), (4543, 38040), (4620, 37406), (4755, 36344), (4956, 34870), (5192, 33285), (6195, 27896), (6340, 27258), (6490, 26628), (6657, 25960), (6974, 24780), (7080, 24409), (7608, 22715), (7788, 22190), (8260, 20922), (8876, 19470), (9086, 19020), (9240, 18703), (9510, 18172), (9735, 17752), (9912, 17435), (10461, 16520), (11095, 15576), (12390, 13948), (12680, 13629), (12980, 13314)]