About the Number

100640988

100640987 ← → 100640989

2進数表記:101111111111010100011011100

漢数字表記:一億六十四万九百八十八

素因数分解:

2 2 × 3 3 × 7 1 × 239 1 × 557 1

素因数の和:816
約数の個数: 96
約数和(自身を含む): 299980800
約数和(自身を除く): 199339812

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 239, 252, 378, 478, 557, 717, 756, 956, 1114, 1434, 1671, 1673, 2151, 2228, 2868, 3342, 3346, 3899, 4302, 5013, 5019, 6453, 6684, 6692, 7798, 8604, 10026, 10038, 11697, 12906, 15039, 15057, 15596, 20052, 20076, 23394, 25812, 30078, 30114, 35091, 45171, 46788, 60156, 60228, 70182, 90342, 105273, 133123, 140364, 180684, 210546, 266246, 399369, 421092, 532492, 798738, 931861, 1198107, 1597476, 1863722, 2396214, 2795583, 3594321, 3727444, 4792428, 5591166, 7188642, 8386749, 11182332, 14377284, 16773498, 25160247, 33546996, 50320494, 100640988]

約数ペア:
[(1, 100640988), (2, 50320494), (3, 33546996), (4, 25160247), (6, 16773498), (7, 14377284), (9, 11182332), (12, 8386749), (14, 7188642), (18, 5591166), (21, 4792428), (27, 3727444), (28, 3594321), (36, 2795583), (42, 2396214), (54, 1863722), (63, 1597476), (84, 1198107), (108, 931861), (126, 798738), (189, 532492), (239, 421092), (252, 399369), (378, 266246), (478, 210546), (557, 180684), (717, 140364), (756, 133123), (956, 105273), (1114, 90342), (1434, 70182), (1671, 60228), (1673, 60156), (2151, 46788), (2228, 45171), (2868, 35091), (3342, 30114), (3346, 30078), (3899, 25812), (4302, 23394), (5013, 20076), (5019, 20052), (6453, 15596), (6684, 15057), (6692, 15039), (7798, 12906), (8604, 11697), (10026, 10038)]

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