179949990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:678

約数の個数: 96

約数和(自身を含む): 480906720

約数和(自身を除く): 300956730

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 89, 110, 121, 165, 178, 242, 267, 330, 363, 445, 534, 557, 605, 726, 890, 979, 1114, 1210, 1335, 1671, 1815, 1958, 2670, 2785, 2937, 3342, 3630, 4895, 5570, 5874, 6127, 8355, 9790, 10769, 12254, 14685, 16710, 18381, 21538, 29370, 30635, 32307, 36762, 49573, 53845, 61270, 64614, 67397, 91905, 99146, 107690, 134794, 148719, 161535, 183810, 202191, 247865, 297438, 323070, 336985, 404382, 495730, 545303, 673970, 743595, 1010955, 1090606, 1487190, 1635909, 2021910, 2726515, 3271818, 5453030, 5998333, 8179545, 11996666, 16359090, 17994999, 29991665, 35989998, 59983330, 89974995, 179949990]

約数ペア:

[(1, 179949990), (2, 89974995), (3, 59983330), (5, 35989998), (6, 29991665), (10, 17994999), (11, 16359090), (15, 11996666), (22, 8179545), (30, 5998333), (33, 5453030), (55, 3271818), (66, 2726515), (89, 2021910), (110, 1635909), (121, 1487190), (165, 1090606), (178, 1010955), (242, 743595), (267, 673970), (330, 545303), (363, 495730), (445, 404382), (534, 336985), (557, 323070), (605, 297438), (726, 247865), (890, 202191), (979, 183810), (1114, 161535), (1210, 148719), (1335, 134794), (1671, 107690), (1815, 99146), (1958, 91905), (2670, 67397), (2785, 64614), (2937, 61270), (3342, 53845), (3630, 49573), (4895, 36762), (5570, 32307), (5874, 30635), (6127, 29370), (8355, 21538), (9790, 18381), (10769, 16710), (12254, 14685)]