20199382980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{30497}}^1$

素因数の和:30618

約数の個数: 192

約数和(自身を含む): 68862044160

約数和(自身を除く): 48662661180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 83, 84, 95, 105, 114, 133, 140, 166, 190, 210, 228, 249, 266, 285, 332, 380, 399, 415, 420, 498, 532, 570, 581, 665, 798, 830, 996, 1140, 1162, 1245, 1330, 1577, 1596, 1660, 1743, 1995, 2324, 2490, 2660, 2905, 3154, 3486, 3990, 4731, 4980, 5810, 6308, 6972, 7885, 7980, 8715, 9462, 11039, 11620, 15770, 17430, 18924, 22078, 23655, 30497, 31540, 33117, 34860, 44156, 47310, 55195, 60994, 66234, 91491, 94620, 110390, 121988, 132468, 152485, 165585, 182982, 213479, 220780, 304970, 331170, 365964, 426958, 457455, 579443, 609940, 640437, 662340, 853916, 914910, 1067395, 1158886, 1280874, 1738329, 1829820, 2134790, 2317772, 2531251, 2561748, 2897215, 3202185, 3476658, 4056101, 4269580, 5062502, 5794430, 6404370, 6953316, 7593753, 8112202, 8691645, 10125004, 11588860, 12168303, 12656255, 12808740, 15187506, 16224404, 17383290, 17718757, 20280505, 24336606, 25312510, 30375012, 34766580, 35437514, 37968765, 40561010, 48093769, 48673212, 50625020, 53156271, 60841515, 70875028, 75937530, 81122020, 88593785, 96187538, 106312542, 121683030, 144281307, 151875060, 177187570, 192375076, 212625084, 240468845, 243366060, 265781355, 288562614, 336656383, 354375140, 480937690, 531562710, 577125228, 673312766, 721406535, 961875380, 1009969149, 1063125420, 1346625532, 1442813070, 1683281915, 2019938298, 2885626140, 3366563830, 4039876596, 5049845745, 6733127660, 10099691490, 20199382980]

約数ペア:

[(1, 20199382980), (2, 10099691490), (3, 6733127660), (4, 5049845745), (5, 4039876596), (6, 3366563830), (7, 2885626140), (10, 2019938298), (12, 1683281915), (14, 1442813070), (15, 1346625532), (19, 1063125420), (20, 1009969149), (21, 961875380), (28, 721406535), (30, 673312766), (35, 577125228), (38, 531562710), (42, 480937690), (57, 354375140), (60, 336656383), (70, 288562614), (76, 265781355), (83, 243366060), (84, 240468845), (95, 212625084), (105, 192375076), (114, 177187570), (133, 151875060), (140, 144281307), (166, 121683030), (190, 106312542), (210, 96187538), (228, 88593785), (249, 81122020), (266, 75937530), (285, 70875028), (332, 60841515), (380, 53156271), (399, 50625020), (415, 48673212), (420, 48093769), (498, 40561010), (532, 37968765), (570, 35437514), (581, 34766580), (665, 30375012), (798, 25312510), (830, 24336606), (996, 20280505), (1140, 17718757), (1162, 17383290), (1245, 16224404), (1330, 15187506), (1577, 12808740), (1596, 12656255), (1660, 12168303), (1743, 11588860), (1995, 10125004), (2324, 8691645), (2490, 8112202), (2660, 7593753), (2905, 6953316), (3154, 6404370), (3486, 5794430), (3990, 5062502), (4731, 4269580), (4980, 4056101), (5810, 3476658), (6308, 3202185), (6972, 2897215), (7885, 2561748), (7980, 2531251), (8715, 2317772), (9462, 2134790), (11039, 1829820), (11620, 1738329), (15770, 1280874), (17430, 1158886), (18924, 1067395), (22078, 914910), (23655, 853916), (30497, 662340), (31540, 640437), (33117, 609940), (34860, 579443), (44156, 457455), (47310, 426958), (55195, 365964), (60994, 331170), (66234, 304970), (91491, 220780), (94620, 213479), (110390, 182982), (121988, 165585), (132468, 152485)]