211301280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7723}}^1$

素因数の和:7763

約数の個数: 144

約数和(自身を含む): 759114720

約数和(自身を除く): 547813440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 7723, 9120, 13680, 15446, 23169, 27360, 30892, 38615, 46338, 61784, 69507, 77230, 92676, 115845, 123568, 139014, 146737, 154460, 185352, 231690, 247136, 278028, 293474, 308920, 347535, 370704, 440211, 463380, 556056, 586948, 617840, 695070, 733685, 741408, 880422, 926760, 1112112, 1173896, 1235680, 1320633, 1390140, 1467370, 1760844, 1853520, 2201055, 2224224, 2347792, 2641266, 2780280, 2934740, 3521688, 3707040, 4402110, 4695584, 5282532, 5560560, 5869480, 6603165, 7043376, 8804220, 10565064, 11121120, 11738960, 13206330, 14086752, 17608440, 21130128, 23477920, 26412660, 35216880, 42260256, 52825320, 70433760, 105650640, 211301280]

約数ペア:

[(1, 211301280), (2, 105650640), (3, 70433760), (4, 52825320), (5, 42260256), (6, 35216880), (8, 26412660), (9, 23477920), (10, 21130128), (12, 17608440), (15, 14086752), (16, 13206330), (18, 11738960), (19, 11121120), (20, 10565064), (24, 8804220), (30, 7043376), (32, 6603165), (36, 5869480), (38, 5560560), (40, 5282532), (45, 4695584), (48, 4402110), (57, 3707040), (60, 3521688), (72, 2934740), (76, 2780280), (80, 2641266), (90, 2347792), (95, 2224224), (96, 2201055), (114, 1853520), (120, 1760844), (144, 1467370), (152, 1390140), (160, 1320633), (171, 1235680), (180, 1173896), (190, 1112112), (228, 926760), (240, 880422), (285, 741408), (288, 733685), (304, 695070), (342, 617840), (360, 586948), (380, 556056), (456, 463380), (480, 440211), (570, 370704), (608, 347535), (684, 308920), (720, 293474), (760, 278028), (855, 247136), (912, 231690), (1140, 185352), (1368, 154460), (1440, 146737), (1520, 139014), (1710, 123568), (1824, 115845), (2280, 92676), (2736, 77230), (3040, 69507), (3420, 61784), (4560, 46338), (5472, 38615), (6840, 30892), (7723, 27360), (9120, 23169), (13680, 15446)]