About the Number

30181320

30181319 ← → 30181321

2進数表記:1110011001000011111001000

漢数字表記:三千十八万千三百二十

素因数分解:

2 3 × 3 2 × 5 1 × 13 1 × 6449 1

素因数の和:6479
約数の個数: 96
約数和(自身を含む): 105651000
約数和(自身を除く): 75469680

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 6449, 12898, 19347, 25796, 32245, 38694, 51592, 58041, 64490, 77388, 83837, 96735, 116082, 128980, 154776, 167674, 193470, 232164, 251511, 257960, 290205, 335348, 386940, 419185, 464328, 503022, 580410, 670696, 754533, 773880, 838370, 1006044, 1160820, 1257555, 1509066, 1676740, 2012088, 2321640, 2515110, 3018132, 3353480, 3772665, 5030220, 6036264, 7545330, 10060440, 15090660, 30181320]

約数ペア:
[(1, 30181320), (2, 15090660), (3, 10060440), (4, 7545330), (5, 6036264), (6, 5030220), (8, 3772665), (9, 3353480), (10, 3018132), (12, 2515110), (13, 2321640), (15, 2012088), (18, 1676740), (20, 1509066), (24, 1257555), (26, 1160820), (30, 1006044), (36, 838370), (39, 773880), (40, 754533), (45, 670696), (52, 580410), (60, 503022), (65, 464328), (72, 419185), (78, 386940), (90, 335348), (104, 290205), (117, 257960), (120, 251511), (130, 232164), (156, 193470), (180, 167674), (195, 154776), (234, 128980), (260, 116082), (312, 96735), (360, 83837), (390, 77388), (468, 64490), (520, 58041), (585, 51592), (780, 38694), (936, 32245), (1170, 25796), (1560, 19347), (2340, 12898), (4680, 6449)]

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