About the Number

131698980

131698979 ← → 131698981

2進数表記:111110110011001000100100100

漢数字表記:一億三千百六十九万八千九百八十

素因数分解:

2 2 × 3 3 × 5 1 × 7 1 × 34841 1

素因数の和:34866
約数の個数: 96
約数和(自身を含む): 468276480
約数和(自身を除く): 336577500

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 34841, 69682, 104523, 139364, 174205, 209046, 243887, 313569, 348410, 418092, 487774, 522615, 627138, 696820, 731661, 940707, 975548, 1045230, 1219435, 1254276, 1463322, 1567845, 1881414, 2090460, 2194983, 2438870, 2926644, 3135690, 3658305, 3762828, 4389966, 4703535, 4877740, 6271380, 6584949, 7316610, 8779932, 9407070, 10974915, 13169898, 14633220, 18814140, 21949830, 26339796, 32924745, 43899660, 65849490, 131698980]

約数ペア:
[(1, 131698980), (2, 65849490), (3, 43899660), (4, 32924745), (5, 26339796), (6, 21949830), (7, 18814140), (9, 14633220), (10, 13169898), (12, 10974915), (14, 9407070), (15, 8779932), (18, 7316610), (20, 6584949), (21, 6271380), (27, 4877740), (28, 4703535), (30, 4389966), (35, 3762828), (36, 3658305), (42, 3135690), (45, 2926644), (54, 2438870), (60, 2194983), (63, 2090460), (70, 1881414), (84, 1567845), (90, 1463322), (105, 1254276), (108, 1219435), (126, 1045230), (135, 975548), (140, 940707), (180, 731661), (189, 696820), (210, 627138), (252, 522615), (270, 487774), (315, 418092), (378, 348410), (420, 313569), (540, 243887), (630, 209046), (756, 174205), (945, 139364), (1260, 104523), (1890, 69682), (3780, 34841)]

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