About the Number

394282980

394282979 ← → 394282981

2進数表記:10111100000000100011111100100

漢数字表記:三億九千四百二十八万二千九百八十

素因数分解:

2 2 × 3 2 × 5 1 × 7 1 × 13 1 × 24071 1

素因数の和:24106
約数の個数: 144
約数和(自身を含む): 1472050944
約数和(自身を除く): 1077767964

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 24071, 48142, 72213, 96284, 120355, 144426, 168497, 216639, 240710, 288852, 312923, 336994, 361065, 433278, 481420, 505491, 625846, 673988, 722130, 842485, 866556, 938769, 1010982, 1083195, 1251692, 1444260, 1516473, 1564615, 1684970, 1877538, 2021964, 2166390, 2190461, 2527455, 2816307, 3032946, 3129230, 3369940, 3755076, 4332780, 4380922, 4693845, 5054910, 5632614, 6065892, 6258460, 6571383, 7582365, 8761844, 9387690, 10109820, 10952305, 11265228, 13142766, 14081535, 15164730, 18775380, 19714149, 21904610, 26285532, 28163070, 30329460, 32856915, 39428298, 43809220, 56326140, 65713830, 78856596, 98570745, 131427660, 197141490, 394282980]

約数ペア:
[(1, 394282980), (2, 197141490), (3, 131427660), (4, 98570745), (5, 78856596), (6, 65713830), (7, 56326140), (9, 43809220), (10, 39428298), (12, 32856915), (13, 30329460), (14, 28163070), (15, 26285532), (18, 21904610), (20, 19714149), (21, 18775380), (26, 15164730), (28, 14081535), (30, 13142766), (35, 11265228), (36, 10952305), (39, 10109820), (42, 9387690), (45, 8761844), (52, 7582365), (60, 6571383), (63, 6258460), (65, 6065892), (70, 5632614), (78, 5054910), (84, 4693845), (90, 4380922), (91, 4332780), (105, 3755076), (117, 3369940), (126, 3129230), (130, 3032946), (140, 2816307), (156, 2527455), (180, 2190461), (182, 2166390), (195, 2021964), (210, 1877538), (234, 1684970), (252, 1564615), (260, 1516473), (273, 1444260), (315, 1251692), (364, 1083195), (390, 1010982), (420, 938769), (455, 866556), (468, 842485), (546, 722130), (585, 673988), (630, 625846), (780, 505491), (819, 481420), (910, 433278), (1092, 361065), (1170, 336994), (1260, 312923), (1365, 288852), (1638, 240710), (1820, 216639), (2340, 168497), (2730, 144426), (3276, 120355), (4095, 96284), (5460, 72213), (8190, 48142), (16380, 24071)]

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