21436560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1567}}^1$

素因数の和:1605

約数の個数: 120

約数和(自身を含む): 75828480

約数和(自身を除く): 54391920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1567, 1710, 2280, 2736, 3134, 3420, 4560, 4701, 6268, 6840, 7835, 9402, 12536, 13680, 14103, 15670, 18804, 23505, 25072, 28206, 29773, 31340, 37608, 47010, 56412, 59546, 62680, 70515, 75216, 89319, 94020, 112824, 119092, 125360, 141030, 148865, 178638, 188040, 225648, 238184, 267957, 282060, 297730, 357276, 376080, 446595, 476368, 535914, 564120, 595460, 714552, 893190, 1071828, 1128240, 1190920, 1339785, 1429104, 1786380, 2143656, 2381840, 2679570, 3572760, 4287312, 5359140, 7145520, 10718280, 21436560]

約数ペア:

[(1, 21436560), (2, 10718280), (3, 7145520), (4, 5359140), (5, 4287312), (6, 3572760), (8, 2679570), (9, 2381840), (10, 2143656), (12, 1786380), (15, 1429104), (16, 1339785), (18, 1190920), (19, 1128240), (20, 1071828), (24, 893190), (30, 714552), (36, 595460), (38, 564120), (40, 535914), (45, 476368), (48, 446595), (57, 376080), (60, 357276), (72, 297730), (76, 282060), (80, 267957), (90, 238184), (95, 225648), (114, 188040), (120, 178638), (144, 148865), (152, 141030), (171, 125360), (180, 119092), (190, 112824), (228, 94020), (240, 89319), (285, 75216), (304, 70515), (342, 62680), (360, 59546), (380, 56412), (456, 47010), (570, 37608), (684, 31340), (720, 29773), (760, 28206), (855, 25072), (912, 23505), (1140, 18804), (1368, 15670), (1520, 14103), (1567, 13680), (1710, 12536), (2280, 9402), (2736, 7835), (3134, 6840), (3420, 6268), (4560, 4701)]