280353960

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{28843}}^1$

素因数の和:28869

約数の個数: 96

約数和(自身を含む): 944929440

約数和(自身を除く): 664575480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 28843, 57686, 86529, 115372, 144215, 173058, 230744, 259587, 288430, 346116, 432645, 519174, 576860, 692232, 778761, 865290, 1038348, 1153720, 1297935, 1557522, 1730580, 2076696, 2336283, 2595870, 3115044, 3461160, 3893805, 4672566, 5191740, 6230088, 7008849, 7787610, 9345132, 10383480, 11681415, 14017698, 15575220, 18690264, 23362830, 28035396, 31150440, 35044245, 46725660, 56070792, 70088490, 93451320, 140176980, 280353960]

約数ペア:

[(1, 280353960), (2, 140176980), (3, 93451320), (4, 70088490), (5, 56070792), (6, 46725660), (8, 35044245), (9, 31150440), (10, 28035396), (12, 23362830), (15, 18690264), (18, 15575220), (20, 14017698), (24, 11681415), (27, 10383480), (30, 9345132), (36, 7787610), (40, 7008849), (45, 6230088), (54, 5191740), (60, 4672566), (72, 3893805), (81, 3461160), (90, 3115044), (108, 2595870), (120, 2336283), (135, 2076696), (162, 1730580), (180, 1557522), (216, 1297935), (243, 1153720), (270, 1038348), (324, 865290), (360, 778761), (405, 692232), (486, 576860), (540, 519174), (648, 432645), (810, 346116), (972, 288430), (1080, 259587), (1215, 230744), (1620, 173058), (1944, 144215), (2430, 115372), (3240, 86529), (4860, 57686), (9720, 28843)]