18720800280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{571453}}^1$

素因数の和:571490

約数の個数: 192

約数和(自身を含む): 74883332160

約数和(自身を除く): 56162531880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 10920, 16380, 32760, 571453, 1142906, 1714359, 2285812, 2857265, 3428718, 4000171, 4571624, 5143077, 5714530, 6857436, 7428889, 8000342, 8571795, 10286154, 11429060, 12000513, 13714872, 14857778, 16000684, 17143590, 20000855, 20572308, 22286667, 22858120, 24001026, 25715385, 29715556, 32001368, 34287180, 36001539, 37144445, 40001710, 41144616, 44573334, 48002052, 51430770, 52002223, 59431112, 60002565, 66860001, 68574360, 72003078, 74288890, 80003420, 89146668, 96004104, 102861540, 104004446, 111433335, 120005130, 133720002, 144006156, 148577780, 156006669, 160006840, 178293336, 180007695, 205723080, 208008892, 222866670, 240010260, 260011115, 267440004, 288012312, 297155560, 312013338, 334300005, 360015390, 416017784, 445733340, 468020007, 480020520, 520022230, 534880008, 624026676, 668600010, 720030780, 780033345, 891466680, 936040014, 1040044460, 1248053352, 1337200020, 1440061560, 1560066690, 1872080028, 2080088920, 2340100035, 2674400040, 3120133380, 3744160056, 4680200070, 6240266760, 9360400140, 18720800280]

約数ペア:

[(1, 18720800280), (2, 9360400140), (3, 6240266760), (4, 4680200070), (5, 3744160056), (6, 3120133380), (7, 2674400040), (8, 2340100035), (9, 2080088920), (10, 1872080028), (12, 1560066690), (13, 1440061560), (14, 1337200020), (15, 1248053352), (18, 1040044460), (20, 936040014), (21, 891466680), (24, 780033345), (26, 720030780), (28, 668600010), (30, 624026676), (35, 534880008), (36, 520022230), (39, 480020520), (40, 468020007), (42, 445733340), (45, 416017784), (52, 360015390), (56, 334300005), (60, 312013338), (63, 297155560), (65, 288012312), (70, 267440004), (72, 260011115), (78, 240010260), (84, 222866670), (90, 208008892), (91, 205723080), (104, 180007695), (105, 178293336), (117, 160006840), (120, 156006669), (126, 148577780), (130, 144006156), (140, 133720002), (156, 120005130), (168, 111433335), (180, 104004446), (182, 102861540), (195, 96004104), (210, 89146668), (234, 80003420), (252, 74288890), (260, 72003078), (273, 68574360), (280, 66860001), (312, 60002565), (315, 59431112), (360, 52002223), (364, 51430770), (390, 48002052), (420, 44573334), (455, 41144616), (468, 40001710), (504, 37144445), (520, 36001539), (546, 34287180), (585, 32001368), (630, 29715556), (728, 25715385), (780, 24001026), (819, 22858120), (840, 22286667), (910, 20572308), (936, 20000855), (1092, 17143590), (1170, 16000684), (1260, 14857778), (1365, 13714872), (1560, 12000513), (1638, 11429060), (1820, 10286154), (2184, 8571795), (2340, 8000342), (2520, 7428889), (2730, 6857436), (3276, 5714530), (3640, 5143077), (4095, 4571624), (4680, 4000171), (5460, 3428718), (6552, 2857265), (8190, 2285812), (10920, 1714359), (16380, 1142906), (32760, 571453)]