209228760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 288

約数和(自身を含む): 779360400

約数和(自身を除く): 570131640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 169, 171, 180, 181, 190, 195, 228, 234, 247, 260, 285, 312, 338, 342, 360, 362, 380, 390, 456, 468, 494, 507, 520, 543, 570, 585, 676, 684, 724, 741, 760, 780, 845, 855, 905, 936, 988, 1014, 1086, 1140, 1170, 1235, 1352, 1368, 1448, 1482, 1521, 1560, 1629, 1690, 1710, 1810, 1976, 2028, 2172, 2223, 2280, 2340, 2353, 2470, 2535, 2715, 2964, 3042, 3211, 3258, 3380, 3420, 3439, 3620, 3705, 4056, 4344, 4446, 4680, 4706, 4940, 5070, 5430, 5928, 6084, 6422, 6516, 6760, 6840, 6878, 7059, 7240, 7410, 7605, 8145, 8892, 9412, 9633, 9880, 10140, 10317, 10860, 11115, 11765, 12168, 12844, 13032, 13756, 14118, 14820, 15210, 16055, 16290, 17195, 17784, 18824, 19266, 20280, 20634, 21177, 21720, 22230, 23530, 25688, 27512, 28236, 28899, 29640, 30420, 30589, 30951, 32110, 32580, 34390, 35295, 38532, 41268, 42354, 44460, 44707, 47060, 48165, 51585, 56472, 57798, 60840, 61178, 61902, 64220, 65160, 68780, 70590, 77064, 82536, 84708, 88920, 89414, 91767, 94120, 96330, 103170, 105885, 115596, 122356, 123804, 128440, 134121, 137560, 141180, 144495, 152945, 154755, 169416, 178828, 183534, 192660, 206340, 211770, 223535, 231192, 244712, 247608, 268242, 275301, 282360, 288990, 305890, 309510, 357656, 367068, 385320, 402363, 412680, 423540, 447070, 458835, 536484, 550602, 577980, 581191, 611780, 619020, 670605, 734136, 804726, 847080, 894140, 917670, 1072968, 1101204, 1155960, 1162382, 1223560, 1238040, 1341210, 1376505, 1609452, 1743573, 1788280, 1835340, 2011815, 2202408, 2324764, 2682420, 2753010, 2905955, 3218904, 3487146, 3670680, 4023630, 4649528, 5230719, 5364840, 5506020, 5811910, 6974292, 8047260, 8717865, 10461438, 11012040, 11623820, 13948584, 16094520, 17435730, 20922876, 23247640, 26153595, 34871460, 41845752, 52307190, 69742920, 104614380, 209228760]

約数ペア:

[(1, 209228760), (2, 104614380), (3, 69742920), (4, 52307190), (5, 41845752), (6, 34871460), (8, 26153595), (9, 23247640), (10, 20922876), (12, 17435730), (13, 16094520), (15, 13948584), (18, 11623820), (19, 11012040), (20, 10461438), (24, 8717865), (26, 8047260), (30, 6974292), (36, 5811910), (38, 5506020), (39, 5364840), (40, 5230719), (45, 4649528), (52, 4023630), (57, 3670680), (60, 3487146), (65, 3218904), (72, 2905955), (76, 2753010), (78, 2682420), (90, 2324764), (95, 2202408), (104, 2011815), (114, 1835340), (117, 1788280), (120, 1743573), (130, 1609452), (152, 1376505), (156, 1341210), (169, 1238040), (171, 1223560), (180, 1162382), (181, 1155960), (190, 1101204), (195, 1072968), (228, 917670), (234, 894140), (247, 847080), (260, 804726), (285, 734136), (312, 670605), (338, 619020), (342, 611780), (360, 581191), (362, 577980), (380, 550602), (390, 536484), (456, 458835), (468, 447070), (494, 423540), (507, 412680), (520, 402363), (543, 385320), (570, 367068), (585, 357656), (676, 309510), (684, 305890), (724, 288990), (741, 282360), (760, 275301), (780, 268242), (845, 247608), (855, 244712), (905, 231192), (936, 223535), (988, 211770), (1014, 206340), (1086, 192660), (1140, 183534), (1170, 178828), (1235, 169416), (1352, 154755), (1368, 152945), (1448, 144495), (1482, 141180), (1521, 137560), (1560, 134121), (1629, 128440), (1690, 123804), (1710, 122356), (1810, 115596), (1976, 105885), (2028, 103170), (2172, 96330), (2223, 94120), (2280, 91767), (2340, 89414), (2353, 88920), (2470, 84708), (2535, 82536), (2715, 77064), (2964, 70590), (3042, 68780), (3211, 65160), (3258, 64220), (3380, 61902), (3420, 61178), (3439, 60840), (3620, 57798), (3705, 56472), (4056, 51585), (4344, 48165), (4446, 47060), (4680, 44707), (4706, 44460), (4940, 42354), (5070, 41268), (5430, 38532), (5928, 35295), (6084, 34390), (6422, 32580), (6516, 32110), (6760, 30951), (6840, 30589), (6878, 30420), (7059, 29640), (7240, 28899), (7410, 28236), (7605, 27512), (8145, 25688), (8892, 23530), (9412, 22230), (9633, 21720), (9880, 21177), (10140, 20634), (10317, 20280), (10860, 19266), (11115, 18824), (11765, 17784), (12168, 17195), (12844, 16290), (13032, 16055), (13756, 15210), (14118, 14820)]