About the Number

2113990920

2113990919 ← → 2113990921

2進数表記:1111110000000001111000100001000

漢数字表記:二十一億千三百九十九万九百二十

素因数分解:

2 3 × 3 3 × 5 1 × 19 1 × 71 1 × 1451 1

素因数の和:1561
約数の個数: 256
約数和(自身を含む): 7527168000
約数和(自身を除く): 5413177080

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 71, 72, 76, 90, 95, 108, 114, 120, 135, 142, 152, 171, 180, 190, 213, 216, 228, 270, 284, 285, 342, 355, 360, 380, 426, 456, 513, 540, 568, 570, 639, 684, 710, 760, 852, 855, 1026, 1065, 1080, 1140, 1278, 1349, 1368, 1420, 1451, 1704, 1710, 1917, 2052, 2130, 2280, 2556, 2565, 2698, 2840, 2902, 3195, 3420, 3834, 4047, 4104, 4260, 4353, 5112, 5130, 5396, 5804, 6390, 6745, 6840, 7255, 7668, 8094, 8520, 8706, 9585, 10260, 10792, 11608, 12141, 12780, 13059, 13490, 14510, 15336, 16188, 17412, 19170, 20235, 20520, 21765, 24282, 25560, 26118, 26980, 27569, 29020, 32376, 34824, 36423, 38340, 39177, 40470, 43530, 48564, 52236, 53960, 55138, 58040, 60705, 65295, 72846, 76680, 78354, 80940, 82707, 87060, 97128, 103021, 104472, 110276, 121410, 130590, 137845, 145692, 156708, 161880, 165414, 174120, 182115, 195885, 206042, 220552, 242820, 248121, 261180, 275690, 291384, 309063, 313416, 330828, 364230, 391770, 412084, 413535, 485640, 496242, 515105, 522360, 551380, 618126, 661656, 728460, 744363, 783540, 824168, 827070, 927189, 992484, 1030210, 1102760, 1236252, 1240605, 1456920, 1488726, 1545315, 1567080, 1654140, 1854378, 1957399, 1984968, 2060420, 2472504, 2481210, 2781567, 2977452, 3090630, 3308280, 3708756, 3721815, 3914798, 4120840, 4635945, 4962420, 5563134, 5872197, 5954904, 6181260, 7417512, 7443630, 7829596, 9271890, 9786995, 9924840, 11126268, 11744394, 12362520, 13907835, 14887260, 15659192, 17616591, 18543780, 19573990, 22252536, 23488788, 27815670, 29360985, 29774520, 35233182, 37087560, 39147980, 46977576, 52849773, 55631340, 58721970, 70466364, 78295960, 88082955, 105699546, 111262680, 117443940, 140932728, 176165910, 211399092, 234887880, 264248865, 352331820, 422798184, 528497730, 704663640, 1056995460, 2113990920]

約数ペア:
[(1, 2113990920), (2, 1056995460), (3, 704663640), (4, 528497730), (5, 422798184), (6, 352331820), (8, 264248865), (9, 234887880), (10, 211399092), (12, 176165910), (15, 140932728), (18, 117443940), (19, 111262680), (20, 105699546), (24, 88082955), (27, 78295960), (30, 70466364), (36, 58721970), (38, 55631340), (40, 52849773), (45, 46977576), (54, 39147980), (57, 37087560), (60, 35233182), (71, 29774520), (72, 29360985), (76, 27815670), (90, 23488788), (95, 22252536), (108, 19573990), (114, 18543780), (120, 17616591), (135, 15659192), (142, 14887260), (152, 13907835), (171, 12362520), (180, 11744394), (190, 11126268), (213, 9924840), (216, 9786995), (228, 9271890), (270, 7829596), (284, 7443630), (285, 7417512), (342, 6181260), (355, 5954904), (360, 5872197), (380, 5563134), (426, 4962420), (456, 4635945), (513, 4120840), (540, 3914798), (568, 3721815), (570, 3708756), (639, 3308280), (684, 3090630), (710, 2977452), (760, 2781567), (852, 2481210), (855, 2472504), (1026, 2060420), (1065, 1984968), (1080, 1957399), (1140, 1854378), (1278, 1654140), (1349, 1567080), (1368, 1545315), (1420, 1488726), (1451, 1456920), (1704, 1240605), (1710, 1236252), (1917, 1102760), (2052, 1030210), (2130, 992484), (2280, 927189), (2556, 827070), (2565, 824168), (2698, 783540), (2840, 744363), (2902, 728460), (3195, 661656), (3420, 618126), (3834, 551380), (4047, 522360), (4104, 515105), (4260, 496242), (4353, 485640), (5112, 413535), (5130, 412084), (5396, 391770), (5804, 364230), (6390, 330828), (6745, 313416), (6840, 309063), (7255, 291384), (7668, 275690), (8094, 261180), (8520, 248121), (8706, 242820), (9585, 220552), (10260, 206042), (10792, 195885), (11608, 182115), (12141, 174120), (12780, 165414), (13059, 161880), (13490, 156708), (14510, 145692), (15336, 137845), (16188, 130590), (17412, 121410), (19170, 110276), (20235, 104472), (20520, 103021), (21765, 97128), (24282, 87060), (25560, 82707), (26118, 80940), (26980, 78354), (27569, 76680), (29020, 72846), (32376, 65295), (34824, 60705), (36423, 58040), (38340, 55138), (39177, 53960), (40470, 52236), (43530, 48564)]

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