About the Number

139499490

139499489 ← → 139499491

2進数表記:1000010100001001011111100010

漢数字表記:一億三千九百四十九万九千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 89 1 × 4019 1

素因数の和:4131
約数の個数: 64
約数和(自身を含む): 364694400
約数和(自身を除く): 225194910

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 178, 195, 267, 390, 445, 534, 890, 1157, 1335, 2314, 2670, 3471, 4019, 5785, 6942, 8038, 11570, 12057, 17355, 20095, 24114, 34710, 40190, 52247, 60285, 104494, 120570, 156741, 261235, 313482, 357691, 522470, 715382, 783705, 1073073, 1567410, 1788455, 2146146, 3576910, 4649983, 5365365, 9299966, 10730730, 13949949, 23249915, 27899898, 46499830, 69749745, 139499490]

約数ペア:
[(1, 139499490), (2, 69749745), (3, 46499830), (5, 27899898), (6, 23249915), (10, 13949949), (13, 10730730), (15, 9299966), (26, 5365365), (30, 4649983), (39, 3576910), (65, 2146146), (78, 1788455), (89, 1567410), (130, 1073073), (178, 783705), (195, 715382), (267, 522470), (390, 357691), (445, 313482), (534, 261235), (890, 156741), (1157, 120570), (1335, 104494), (2314, 60285), (2670, 52247), (3471, 40190), (4019, 34710), (5785, 24114), (6942, 20095), (8038, 17355), (11570, 12057)]

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