About the Number

120997890

120997889 ← → 120997891

2進数表記:111001101100100100000000010

漢数字表記:一億二千九十九万七千八百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 19 1 × 5443 1

素因数の和:5488
約数の個数: 96
約数和(自身を含む): 356690880
約数和(自身を除く): 235692990

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 195, 234, 247, 285, 342, 390, 494, 570, 585, 741, 855, 1170, 1235, 1482, 1710, 2223, 2470, 3705, 4446, 5443, 7410, 10886, 11115, 16329, 22230, 27215, 32658, 48987, 54430, 70759, 81645, 97974, 103417, 141518, 163290, 206834, 212277, 244935, 310251, 353795, 424554, 489870, 517085, 620502, 636831, 707590, 930753, 1034170, 1061385, 1273662, 1344421, 1551255, 1861506, 2122770, 2688842, 3102510, 3184155, 4033263, 4653765, 6368310, 6722105, 8066526, 9307530, 12099789, 13444210, 20166315, 24199578, 40332630, 60498945, 120997890]

約数ペア:
[(1, 120997890), (2, 60498945), (3, 40332630), (5, 24199578), (6, 20166315), (9, 13444210), (10, 12099789), (13, 9307530), (15, 8066526), (18, 6722105), (19, 6368310), (26, 4653765), (30, 4033263), (38, 3184155), (39, 3102510), (45, 2688842), (57, 2122770), (65, 1861506), (78, 1551255), (90, 1344421), (95, 1273662), (114, 1061385), (117, 1034170), (130, 930753), (171, 707590), (190, 636831), (195, 620502), (234, 517085), (247, 489870), (285, 424554), (342, 353795), (390, 310251), (494, 244935), (570, 212277), (585, 206834), (741, 163290), (855, 141518), (1170, 103417), (1235, 97974), (1482, 81645), (1710, 70759), (2223, 54430), (2470, 48987), (3705, 32658), (4446, 27215), (5443, 22230), (7410, 16329), (10886, 11115)]

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