197135820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:170

約数の個数: 288

約数和(自身を含む): 726835200

約数和(自身を除く): 529699380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 103, 105, 124, 126, 140, 147, 155, 180, 186, 196, 206, 210, 217, 245, 252, 279, 294, 309, 310, 315, 343, 372, 412, 420, 434, 441, 465, 490, 515, 558, 588, 618, 620, 630, 651, 686, 721, 735, 868, 882, 927, 930, 980, 1029, 1030, 1085, 1116, 1236, 1260, 1302, 1372, 1395, 1442, 1470, 1519, 1545, 1715, 1764, 1854, 1860, 1953, 2058, 2060, 2163, 2170, 2205, 2604, 2790, 2884, 2940, 3038, 3087, 3090, 3193, 3255, 3430, 3605, 3708, 3906, 4116, 4326, 4340, 4410, 4557, 4635, 5047, 5145, 5580, 6076, 6174, 6180, 6386, 6489, 6510, 6860, 7210, 7595, 7812, 8652, 8820, 9114, 9270, 9579, 9765, 10094, 10290, 10633, 10815, 12348, 12772, 12978, 13020, 13671, 14420, 15141, 15190, 15435, 15965, 18228, 18540, 19158, 19530, 20188, 20580, 21266, 21630, 22351, 22785, 25235, 25956, 27342, 28737, 30282, 30380, 30870, 31899, 31930, 32445, 35329, 38316, 39060, 42532, 43260, 44702, 45423, 45570, 47895, 50470, 53165, 54684, 57474, 60564, 61740, 63798, 63860, 64890, 67053, 68355, 70658, 75705, 89404, 90846, 91140, 95697, 95790, 100940, 105987, 106330, 111755, 114948, 127596, 129780, 134106, 136710, 141316, 143685, 151410, 156457, 159495, 176645, 181692, 191394, 191580, 201159, 211974, 212660, 223510, 227115, 268212, 273420, 287370, 302820, 312914, 317961, 318990, 335265, 353290, 382788, 402318, 423948, 447020, 454230, 469371, 478485, 529935, 574740, 625828, 635922, 637980, 670530, 706580, 782285, 804636, 908460, 938742, 956970, 1005795, 1059870, 1095199, 1271844, 1341060, 1408113, 1564570, 1589805, 1877484, 1913940, 2011590, 2119740, 2190398, 2346855, 2816226, 3129140, 3179610, 3285597, 4023180, 4380796, 4693710, 5475995, 5632452, 6359220, 6571194, 7040565, 9387420, 9856791, 10951990, 13142388, 14081130, 16427985, 19713582, 21903980, 28162260, 32855970, 39427164, 49283955, 65711940, 98567910, 197135820]

約数ペア:

[(1, 197135820), (2, 98567910), (3, 65711940), (4, 49283955), (5, 39427164), (6, 32855970), (7, 28162260), (9, 21903980), (10, 19713582), (12, 16427985), (14, 14081130), (15, 13142388), (18, 10951990), (20, 9856791), (21, 9387420), (28, 7040565), (30, 6571194), (31, 6359220), (35, 5632452), (36, 5475995), (42, 4693710), (45, 4380796), (49, 4023180), (60, 3285597), (62, 3179610), (63, 3129140), (70, 2816226), (84, 2346855), (90, 2190398), (93, 2119740), (98, 2011590), (103, 1913940), (105, 1877484), (124, 1589805), (126, 1564570), (140, 1408113), (147, 1341060), (155, 1271844), (180, 1095199), (186, 1059870), (196, 1005795), (206, 956970), (210, 938742), (217, 908460), (245, 804636), (252, 782285), (279, 706580), (294, 670530), (309, 637980), (310, 635922), (315, 625828), (343, 574740), (372, 529935), (412, 478485), (420, 469371), (434, 454230), (441, 447020), (465, 423948), (490, 402318), (515, 382788), (558, 353290), (588, 335265), (618, 318990), (620, 317961), (630, 312914), (651, 302820), (686, 287370), (721, 273420), (735, 268212), (868, 227115), (882, 223510), (927, 212660), (930, 211974), (980, 201159), (1029, 191580), (1030, 191394), (1085, 181692), (1116, 176645), (1236, 159495), (1260, 156457), (1302, 151410), (1372, 143685), (1395, 141316), (1442, 136710), (1470, 134106), (1519, 129780), (1545, 127596), (1715, 114948), (1764, 111755), (1854, 106330), (1860, 105987), (1953, 100940), (2058, 95790), (2060, 95697), (2163, 91140), (2170, 90846), (2205, 89404), (2604, 75705), (2790, 70658), (2884, 68355), (2940, 67053), (3038, 64890), (3087, 63860), (3090, 63798), (3193, 61740), (3255, 60564), (3430, 57474), (3605, 54684), (3708, 53165), (3906, 50470), (4116, 47895), (4326, 45570), (4340, 45423), (4410, 44702), (4557, 43260), (4635, 42532), (5047, 39060), (5145, 38316), (5580, 35329), (6076, 32445), (6174, 31930), (6180, 31899), (6386, 30870), (6489, 30380), (6510, 30282), (6860, 28737), (7210, 27342), (7595, 25956), (7812, 25235), (8652, 22785), (8820, 22351), (9114, 21630), (9270, 21266), (9579, 20580), (9765, 20188), (10094, 19530), (10290, 19158), (10633, 18540), (10815, 18228), (12348, 15965), (12772, 15435), (12978, 15190), (13020, 15141), (13671, 14420)]