About the Number

102490980

102490979 ← → 102490981

2進数表記:110000110111110001101100100

漢数字表記:一億二百四十九万九百八十

素因数分解:

2 2 × 3 1 × 5 1 × 41 1 × 61 1 × 683 1

素因数の和:797
約数の個数: 96
約数和(自身を含む): 299230848
約数和(自身を除く): 196739868

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 61, 82, 122, 123, 164, 183, 205, 244, 246, 305, 366, 410, 492, 610, 615, 683, 732, 820, 915, 1220, 1230, 1366, 1830, 2049, 2460, 2501, 2732, 3415, 3660, 4098, 5002, 6830, 7503, 8196, 10004, 10245, 12505, 13660, 15006, 20490, 25010, 28003, 30012, 37515, 40980, 41663, 50020, 56006, 75030, 83326, 84009, 112012, 124989, 140015, 150060, 166652, 168018, 208315, 249978, 280030, 336036, 416630, 420045, 499956, 560060, 624945, 833260, 840090, 1249890, 1680180, 1708183, 2499780, 3416366, 5124549, 6832732, 8540915, 10249098, 17081830, 20498196, 25622745, 34163660, 51245490, 102490980]

約数ペア:
[(1, 102490980), (2, 51245490), (3, 34163660), (4, 25622745), (5, 20498196), (6, 17081830), (10, 10249098), (12, 8540915), (15, 6832732), (20, 5124549), (30, 3416366), (41, 2499780), (60, 1708183), (61, 1680180), (82, 1249890), (122, 840090), (123, 833260), (164, 624945), (183, 560060), (205, 499956), (244, 420045), (246, 416630), (305, 336036), (366, 280030), (410, 249978), (492, 208315), (610, 168018), (615, 166652), (683, 150060), (732, 140015), (820, 124989), (915, 112012), (1220, 84009), (1230, 83326), (1366, 75030), (1830, 56006), (2049, 50020), (2460, 41663), (2501, 40980), (2732, 37515), (3415, 30012), (3660, 28003), (4098, 25010), (5002, 20490), (6830, 15006), (7503, 13660), (8196, 12505), (10004, 10245)]

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