221146380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:645

約数の個数: 288

約数和(自身を含む): 862977024

約数和(自身を除く): 641830644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 23, 26, 28, 30, 35, 36, 39, 42, 45, 46, 52, 60, 63, 65, 69, 70, 78, 84, 90, 91, 92, 105, 115, 117, 126, 130, 138, 140, 156, 161, 180, 182, 195, 207, 210, 230, 234, 252, 260, 273, 276, 299, 315, 322, 345, 364, 390, 414, 420, 455, 460, 468, 483, 546, 585, 587, 598, 630, 644, 690, 780, 805, 819, 828, 897, 910, 966, 1035, 1092, 1170, 1174, 1196, 1260, 1365, 1380, 1449, 1495, 1610, 1638, 1761, 1794, 1820, 1932, 2070, 2093, 2340, 2348, 2415, 2691, 2730, 2898, 2935, 2990, 3220, 3276, 3522, 3588, 4095, 4109, 4140, 4186, 4485, 4830, 5283, 5382, 5460, 5796, 5870, 5980, 6279, 7044, 7245, 7631, 8190, 8218, 8372, 8805, 8970, 9660, 10465, 10566, 10764, 11740, 12327, 12558, 13455, 13501, 14490, 15262, 16380, 16436, 17610, 17940, 18837, 20545, 20930, 21132, 22893, 24654, 25116, 26415, 26910, 27002, 28980, 30524, 31395, 35220, 36981, 37674, 38155, 40503, 41090, 41860, 45786, 49308, 52830, 53417, 53820, 54004, 61635, 62790, 67505, 68679, 73962, 75348, 76310, 81006, 82180, 91572, 94185, 94507, 105660, 106834, 114465, 121509, 123270, 125580, 135010, 137358, 147924, 152620, 160251, 162012, 175513, 184905, 188370, 189014, 202515, 213668, 228930, 243018, 246540, 267085, 270020, 274716, 283521, 320502, 343395, 351026, 369810, 376740, 378028, 405030, 457860, 472535, 480753, 486036, 526539, 534170, 567042, 607545, 641004, 686790, 702052, 739620, 801255, 810060, 850563, 877565, 945070, 961506, 1053078, 1068340, 1134084, 1215090, 1228591, 1373580, 1417605, 1579617, 1602510, 1701126, 1755130, 1890140, 1923012, 2106156, 2403765, 2430180, 2457182, 2632695, 2835210, 3159234, 3205020, 3402252, 3510260, 3685773, 4252815, 4807530, 4914364, 5265390, 5670420, 6142955, 6318468, 7371546, 7898085, 8505630, 9615060, 10530780, 11057319, 12285910, 14743092, 15796170, 17011260, 18428865, 22114638, 24571820, 31592340, 36857730, 44229276, 55286595, 73715460, 110573190, 221146380]

約数ペア:

[(1, 221146380), (2, 110573190), (3, 73715460), (4, 55286595), (5, 44229276), (6, 36857730), (7, 31592340), (9, 24571820), (10, 22114638), (12, 18428865), (13, 17011260), (14, 15796170), (15, 14743092), (18, 12285910), (20, 11057319), (21, 10530780), (23, 9615060), (26, 8505630), (28, 7898085), (30, 7371546), (35, 6318468), (36, 6142955), (39, 5670420), (42, 5265390), (45, 4914364), (46, 4807530), (52, 4252815), (60, 3685773), (63, 3510260), (65, 3402252), (69, 3205020), (70, 3159234), (78, 2835210), (84, 2632695), (90, 2457182), (91, 2430180), (92, 2403765), (105, 2106156), (115, 1923012), (117, 1890140), (126, 1755130), (130, 1701126), (138, 1602510), (140, 1579617), (156, 1417605), (161, 1373580), (180, 1228591), (182, 1215090), (195, 1134084), (207, 1068340), (210, 1053078), (230, 961506), (234, 945070), (252, 877565), (260, 850563), (273, 810060), (276, 801255), (299, 739620), (315, 702052), (322, 686790), (345, 641004), (364, 607545), (390, 567042), (414, 534170), (420, 526539), (455, 486036), (460, 480753), (468, 472535), (483, 457860), (546, 405030), (585, 378028), (587, 376740), (598, 369810), (630, 351026), (644, 343395), (690, 320502), (780, 283521), (805, 274716), (819, 270020), (828, 267085), (897, 246540), (910, 243018), (966, 228930), (1035, 213668), (1092, 202515), (1170, 189014), (1174, 188370), (1196, 184905), (1260, 175513), (1365, 162012), (1380, 160251), (1449, 152620), (1495, 147924), (1610, 137358), (1638, 135010), (1761, 125580), (1794, 123270), (1820, 121509), (1932, 114465), (2070, 106834), (2093, 105660), (2340, 94507), (2348, 94185), (2415, 91572), (2691, 82180), (2730, 81006), (2898, 76310), (2935, 75348), (2990, 73962), (3220, 68679), (3276, 67505), (3522, 62790), (3588, 61635), (4095, 54004), (4109, 53820), (4140, 53417), (4186, 52830), (4485, 49308), (4830, 45786), (5283, 41860), (5382, 41090), (5460, 40503), (5796, 38155), (5870, 37674), (5980, 36981), (6279, 35220), (7044, 31395), (7245, 30524), (7631, 28980), (8190, 27002), (8218, 26910), (8372, 26415), (8805, 25116), (8970, 24654), (9660, 22893), (10465, 21132), (10566, 20930), (10764, 20545), (11740, 18837), (12327, 17940), (12558, 17610), (13455, 16436), (13501, 16380), (14490, 15262)]