About the Number

428226720

428226719 ← → 428226721

2進数表記:11001100001100011100010100000

漢数字表記:四億二千八百二十二万六千七百二十

素因数分解:

2 5 × 3 1 × 5 1 × 59 1 × 15121 1

素因数の和:15198
約数の個数: 96
約数和(自身を含む): 1371867840
約数和(自身を除く): 943641120

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 80, 96, 118, 120, 160, 177, 236, 240, 295, 354, 472, 480, 590, 708, 885, 944, 1180, 1416, 1770, 1888, 2360, 2832, 3540, 4720, 5664, 7080, 9440, 14160, 15121, 28320, 30242, 45363, 60484, 75605, 90726, 120968, 151210, 181452, 226815, 241936, 302420, 362904, 453630, 483872, 604840, 725808, 892139, 907260, 1209680, 1451616, 1784278, 1814520, 2419360, 2676417, 3568556, 3629040, 4460695, 5352834, 7137112, 7258080, 8921390, 10705668, 13382085, 14274224, 17842780, 21411336, 26764170, 28548448, 35685560, 42822672, 53528340, 71371120, 85645344, 107056680, 142742240, 214113360, 428226720]

約数ペア:
[(1, 428226720), (2, 214113360), (3, 142742240), (4, 107056680), (5, 85645344), (6, 71371120), (8, 53528340), (10, 42822672), (12, 35685560), (15, 28548448), (16, 26764170), (20, 21411336), (24, 17842780), (30, 14274224), (32, 13382085), (40, 10705668), (48, 8921390), (59, 7258080), (60, 7137112), (80, 5352834), (96, 4460695), (118, 3629040), (120, 3568556), (160, 2676417), (177, 2419360), (236, 1814520), (240, 1784278), (295, 1451616), (354, 1209680), (472, 907260), (480, 892139), (590, 725808), (708, 604840), (885, 483872), (944, 453630), (1180, 362904), (1416, 302420), (1770, 241936), (1888, 226815), (2360, 181452), (2832, 151210), (3540, 120968), (4720, 90726), (5664, 75605), (7080, 60484), (9440, 45363), (14160, 30242), (15121, 28320)]

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