About the Number

201984090

201984089 ← → 201984091

2進数表記:1100000010100000100001011010

漢数字表記:二億百九十八万四千九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 11 2 × 7949 1

素因数の和:7988
約数の個数: 96
約数和(自身を含む): 609033600
約数和(自身を除く): 407049510

約数列:
[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 121, 154, 165, 210, 231, 242, 330, 363, 385, 462, 605, 726, 770, 847, 1155, 1210, 1694, 1815, 2310, 2541, 3630, 4235, 5082, 7949, 8470, 12705, 15898, 23847, 25410, 39745, 47694, 55643, 79490, 87439, 111286, 119235, 166929, 174878, 238470, 262317, 278215, 333858, 437195, 524634, 556430, 612073, 834645, 874390, 961829, 1224146, 1311585, 1669290, 1836219, 1923658, 2623170, 2885487, 3060365, 3672438, 4809145, 5770974, 6120730, 6732803, 9181095, 9618290, 13465606, 14427435, 18362190, 20198409, 28854870, 33664015, 40396818, 67328030, 100992045, 201984090]

約数ペア:
[(1, 201984090), (2, 100992045), (3, 67328030), (5, 40396818), (6, 33664015), (7, 28854870), (10, 20198409), (11, 18362190), (14, 14427435), (15, 13465606), (21, 9618290), (22, 9181095), (30, 6732803), (33, 6120730), (35, 5770974), (42, 4809145), (55, 3672438), (66, 3060365), (70, 2885487), (77, 2623170), (105, 1923658), (110, 1836219), (121, 1669290), (154, 1311585), (165, 1224146), (210, 961829), (231, 874390), (242, 834645), (330, 612073), (363, 556430), (385, 524634), (462, 437195), (605, 333858), (726, 278215), (770, 262317), (847, 238470), (1155, 174878), (1210, 166929), (1694, 119235), (1815, 111286), (2310, 87439), (2541, 79490), (3630, 55643), (4235, 47694), (5082, 39745), (7949, 25410), (8470, 23847), (12705, 15898)]

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