21447071460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{357809}}^1$

素因数の和:357867

約数の個数: 120

約数和(自身を含む): 69098835960

約数和(自身を除く): 47651764500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 180, 185, 222, 270, 324, 333, 370, 405, 444, 540, 555, 666, 740, 810, 999, 1110, 1332, 1620, 1665, 1998, 2220, 2997, 3330, 3996, 4995, 5994, 6660, 9990, 11988, 14985, 19980, 29970, 59940, 357809, 715618, 1073427, 1431236, 1789045, 2146854, 3220281, 3578090, 4293708, 5367135, 6440562, 7156180, 9660843, 10734270, 12881124, 13238933, 16101405, 19321686, 21468540, 26477866, 28982529, 32202810, 38643372, 39716799, 48304215, 52955732, 57965058, 64405620, 66194665, 79433598, 96608430, 115930116, 119150397, 132389330, 144912645, 158867196, 193216860, 198583995, 238300794, 264778660, 289825290, 357451191, 397167990, 476601588, 579650580, 595751985, 714902382, 794335980, 1072353573, 1191503970, 1429804764, 1787255955, 2144707146, 2383007940, 3574511910, 4289414292, 5361767865, 7149023820, 10723535730, 21447071460]

約数ペア:

[(1, 21447071460), (2, 10723535730), (3, 7149023820), (4, 5361767865), (5, 4289414292), (6, 3574511910), (9, 2383007940), (10, 2144707146), (12, 1787255955), (15, 1429804764), (18, 1191503970), (20, 1072353573), (27, 794335980), (30, 714902382), (36, 595751985), (37, 579650580), (45, 476601588), (54, 397167990), (60, 357451191), (74, 289825290), (81, 264778660), (90, 238300794), (108, 198583995), (111, 193216860), (135, 158867196), (148, 144912645), (162, 132389330), (180, 119150397), (185, 115930116), (222, 96608430), (270, 79433598), (324, 66194665), (333, 64405620), (370, 57965058), (405, 52955732), (444, 48304215), (540, 39716799), (555, 38643372), (666, 32202810), (740, 28982529), (810, 26477866), (999, 21468540), (1110, 19321686), (1332, 16101405), (1620, 13238933), (1665, 12881124), (1998, 10734270), (2220, 9660843), (2997, 7156180), (3330, 6440562), (3996, 5367135), (4995, 4293708), (5994, 3578090), (6660, 3220281), (9990, 2146854), (11988, 1789045), (14985, 1431236), (19980, 1073427), (29970, 715618), (59940, 357809)]