20292900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 65245824

約数和(自身を除く): 44952924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 25, 30, 34, 46, 50, 51, 60, 68, 69, 75, 85, 92, 100, 102, 115, 138, 150, 170, 173, 204, 230, 255, 276, 300, 340, 345, 346, 391, 425, 460, 510, 519, 575, 690, 692, 782, 850, 865, 1020, 1038, 1150, 1173, 1275, 1380, 1564, 1700, 1725, 1730, 1955, 2076, 2300, 2346, 2550, 2595, 2941, 3450, 3460, 3910, 3979, 4325, 4692, 5100, 5190, 5865, 5882, 6900, 7820, 7958, 8650, 8823, 9775, 10380, 11730, 11764, 11937, 12975, 14705, 15916, 17300, 17646, 19550, 19895, 23460, 23874, 25950, 29325, 29410, 35292, 39100, 39790, 44115, 47748, 51900, 58650, 58820, 59685, 67643, 73525, 79580, 88230, 99475, 117300, 119370, 135286, 147050, 176460, 198950, 202929, 220575, 238740, 270572, 294100, 298425, 338215, 397900, 405858, 441150, 596850, 676430, 811716, 882300, 1014645, 1193700, 1352860, 1691075, 2029290, 3382150, 4058580, 5073225, 6764300, 10146450, 20292900]

約数ペア:

[(1, 20292900), (2, 10146450), (3, 6764300), (4, 5073225), (5, 4058580), (6, 3382150), (10, 2029290), (12, 1691075), (15, 1352860), (17, 1193700), (20, 1014645), (23, 882300), (25, 811716), (30, 676430), (34, 596850), (46, 441150), (50, 405858), (51, 397900), (60, 338215), (68, 298425), (69, 294100), (75, 270572), (85, 238740), (92, 220575), (100, 202929), (102, 198950), (115, 176460), (138, 147050), (150, 135286), (170, 119370), (173, 117300), (204, 99475), (230, 88230), (255, 79580), (276, 73525), (300, 67643), (340, 59685), (345, 58820), (346, 58650), (391, 51900), (425, 47748), (460, 44115), (510, 39790), (519, 39100), (575, 35292), (690, 29410), (692, 29325), (782, 25950), (850, 23874), (865, 23460), (1020, 19895), (1038, 19550), (1150, 17646), (1173, 17300), (1275, 15916), (1380, 14705), (1564, 12975), (1700, 11937), (1725, 11764), (1730, 11730), (1955, 10380), (2076, 9775), (2300, 8823), (2346, 8650), (2550, 7958), (2595, 7820), (2941, 6900), (3450, 5882), (3460, 5865), (3910, 5190), (3979, 5100), (4325, 4692)]