About the Number

201987030

201987029 ← → 201987031

2進数表記:1100000010100001001111010110

漢数字表記:二億百九十八万七千三十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 17 1 × 29 1 × 1951 1

素因数の和:2014
約数の個数: 128
約数和(自身を含む): 607150080
約数和(自身を除く): 405163050

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 29, 30, 34, 35, 42, 51, 58, 70, 85, 87, 102, 105, 119, 145, 170, 174, 203, 210, 238, 255, 290, 357, 406, 435, 493, 510, 595, 609, 714, 870, 986, 1015, 1190, 1218, 1479, 1785, 1951, 2030, 2465, 2958, 3045, 3451, 3570, 3902, 4930, 5853, 6090, 6902, 7395, 9755, 10353, 11706, 13657, 14790, 17255, 19510, 20706, 27314, 29265, 33167, 34510, 40971, 51765, 56579, 58530, 66334, 68285, 81942, 99501, 103530, 113158, 136570, 165835, 169737, 199002, 204855, 232169, 282895, 331670, 339474, 396053, 409710, 464338, 497505, 565790, 696507, 792106, 848685, 961843, 995010, 1160845, 1188159, 1393014, 1697370, 1923686, 1980265, 2321690, 2376318, 2885529, 3482535, 3960530, 4809215, 5771058, 5940795, 6732901, 6965070, 9618430, 11881590, 13465802, 14427645, 20198703, 28855290, 33664505, 40397406, 67329010, 100993515, 201987030]

約数ペア:
[(1, 201987030), (2, 100993515), (3, 67329010), (5, 40397406), (6, 33664505), (7, 28855290), (10, 20198703), (14, 14427645), (15, 13465802), (17, 11881590), (21, 9618430), (29, 6965070), (30, 6732901), (34, 5940795), (35, 5771058), (42, 4809215), (51, 3960530), (58, 3482535), (70, 2885529), (85, 2376318), (87, 2321690), (102, 1980265), (105, 1923686), (119, 1697370), (145, 1393014), (170, 1188159), (174, 1160845), (203, 995010), (210, 961843), (238, 848685), (255, 792106), (290, 696507), (357, 565790), (406, 497505), (435, 464338), (493, 409710), (510, 396053), (595, 339474), (609, 331670), (714, 282895), (870, 232169), (986, 204855), (1015, 199002), (1190, 169737), (1218, 165835), (1479, 136570), (1785, 113158), (1951, 103530), (2030, 99501), (2465, 81942), (2958, 68285), (3045, 66334), (3451, 58530), (3570, 56579), (3902, 51765), (4930, 40971), (5853, 34510), (6090, 33167), (6902, 29265), (7395, 27314), (9755, 20706), (10353, 19510), (11706, 17255), (13657, 14790)]

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