156405780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:758

約数の個数: 144

約数和(自身を含む): 509483520

約数和(自身を除く): 353077740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 79, 85, 90, 102, 153, 158, 170, 180, 204, 237, 255, 306, 316, 340, 395, 474, 510, 612, 647, 711, 765, 790, 948, 1020, 1185, 1294, 1343, 1422, 1530, 1580, 1941, 2370, 2588, 2686, 2844, 3060, 3235, 3555, 3882, 4029, 4740, 5372, 5823, 6470, 6715, 7110, 7764, 8058, 9705, 10999, 11646, 12087, 12940, 13430, 14220, 16116, 19410, 20145, 21998, 23292, 24174, 26860, 29115, 32997, 38820, 40290, 43996, 48348, 51113, 54995, 58230, 60435, 65994, 80580, 98991, 102226, 109990, 116460, 120870, 131988, 153339, 164985, 197982, 204452, 219980, 241740, 255565, 306678, 329970, 395964, 460017, 494955, 511130, 613356, 659940, 766695, 868921, 920034, 989910, 1022260, 1533390, 1737842, 1840068, 1979820, 2300085, 2606763, 3066780, 3475684, 4344605, 4600170, 5213526, 7820289, 8689210, 9200340, 10427052, 13033815, 15640578, 17378420, 26067630, 31281156, 39101445, 52135260, 78202890, 156405780]

約数ペア:

[(1, 156405780), (2, 78202890), (3, 52135260), (4, 39101445), (5, 31281156), (6, 26067630), (9, 17378420), (10, 15640578), (12, 13033815), (15, 10427052), (17, 9200340), (18, 8689210), (20, 7820289), (30, 5213526), (34, 4600170), (36, 4344605), (45, 3475684), (51, 3066780), (60, 2606763), (68, 2300085), (79, 1979820), (85, 1840068), (90, 1737842), (102, 1533390), (153, 1022260), (158, 989910), (170, 920034), (180, 868921), (204, 766695), (237, 659940), (255, 613356), (306, 511130), (316, 494955), (340, 460017), (395, 395964), (474, 329970), (510, 306678), (612, 255565), (647, 241740), (711, 219980), (765, 204452), (790, 197982), (948, 164985), (1020, 153339), (1185, 131988), (1294, 120870), (1343, 116460), (1422, 109990), (1530, 102226), (1580, 98991), (1941, 80580), (2370, 65994), (2588, 60435), (2686, 58230), (2844, 54995), (3060, 51113), (3235, 48348), (3555, 43996), (3882, 40290), (4029, 38820), (4740, 32997), (5372, 29115), (5823, 26860), (6470, 24174), (6715, 23292), (7110, 21998), (7764, 20145), (8058, 19410), (9705, 16116), (10999, 14220), (11646, 13430), (12087, 12940)]