438526620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:265

約数の個数: 288

約数和(自身を含む): 1599037440

約数和(自身を除く): 1160510820

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, 60, 62, 63, 70, 84, 90, 93, 103, 105, 109, 124, 126, 140, 155, 180, 186, 206, 210, 217, 218, 252, 279, 309, 310, 315, 327, 372, 412, 420, 434, 436, 465, 515, 545, 558, 618, 620, 630, 651, 654, 721, 763, 868, 927, 930, 981, 1030, 1085, 1090, 1116, 1236, 1260, 1302, 1308, 1395, 1442, 1526, 1545, 1635, 1854, 1860, 1953, 1962, 2060, 2163, 2170, 2180, 2289, 2604, 2790, 2884, 3052, 3090, 3193, 3255, 3270, 3379, 3605, 3708, 3815, 3906, 3924, 4326, 4340, 4578, 4635, 4905, 5580, 6180, 6386, 6489, 6510, 6540, 6758, 6867, 7210, 7630, 7812, 8652, 9156, 9270, 9579, 9765, 9810, 10137, 10815, 11227, 11445, 12772, 12978, 13020, 13516, 13734, 14420, 15260, 15965, 16895, 18540, 19158, 19530, 19620, 20274, 21630, 22351, 22454, 22890, 23653, 25956, 27468, 28737, 30411, 31930, 32445, 33681, 33790, 34335, 38316, 39060, 40548, 43260, 44702, 44908, 45780, 47306, 47895, 50685, 56135, 57474, 60822, 63860, 64890, 67053, 67362, 67580, 68670, 70959, 78589, 89404, 94612, 95790, 101043, 101370, 111755, 112270, 114948, 118265, 121644, 129780, 134106, 134724, 137340, 141918, 143685, 152055, 157178, 168405, 191580, 201159, 202086, 202740, 212877, 223510, 224540, 235767, 236530, 268212, 283836, 287370, 304110, 314356, 335265, 336810, 348037, 354795, 392945, 402318, 404172, 425754, 447020, 471534, 473060, 505215, 574740, 608220, 670530, 673620, 696074, 707301, 709590, 785890, 804636, 851508, 943068, 1005795, 1010430, 1044111, 1064385, 1178835, 1341060, 1392148, 1414602, 1419180, 1571780, 1740185, 2011590, 2020860, 2088222, 2128770, 2357670, 2436259, 2829204, 3132333, 3480370, 3536505, 4023180, 4176444, 4257540, 4715340, 4872518, 5220555, 6264666, 6960740, 7073010, 7308777, 9745036, 10441110, 12181295, 12529332, 14146020, 14617554, 15661665, 20882220, 21926331, 24362590, 29235108, 31323330, 36543885, 43852662, 48725180, 62646660, 73087770, 87705324, 109631655, 146175540, 219263310, 438526620]

約数ペア:

[(1, 438526620), (2, 219263310), (3, 146175540), (4, 109631655), (5, 87705324), (6, 73087770), (7, 62646660), (9, 48725180), (10, 43852662), (12, 36543885), (14, 31323330), (15, 29235108), (18, 24362590), (20, 21926331), (21, 20882220), (28, 15661665), (30, 14617554), (31, 14146020), (35, 12529332), (36, 12181295), (42, 10441110), (45, 9745036), (60, 7308777), (62, 7073010), (63, 6960740), (70, 6264666), (84, 5220555), (90, 4872518), (93, 4715340), (103, 4257540), (105, 4176444), (109, 4023180), (124, 3536505), (126, 3480370), (140, 3132333), (155, 2829204), (180, 2436259), (186, 2357670), (206, 2128770), (210, 2088222), (217, 2020860), (218, 2011590), (252, 1740185), (279, 1571780), (309, 1419180), (310, 1414602), (315, 1392148), (327, 1341060), (372, 1178835), (412, 1064385), (420, 1044111), (434, 1010430), (436, 1005795), (465, 943068), (515, 851508), (545, 804636), (558, 785890), (618, 709590), (620, 707301), (630, 696074), (651, 673620), (654, 670530), (721, 608220), (763, 574740), (868, 505215), (927, 473060), (930, 471534), (981, 447020), (1030, 425754), (1085, 404172), (1090, 402318), (1116, 392945), (1236, 354795), (1260, 348037), (1302, 336810), (1308, 335265), (1395, 314356), (1442, 304110), (1526, 287370), (1545, 283836), (1635, 268212), (1854, 236530), (1860, 235767), (1953, 224540), (1962, 223510), (2060, 212877), (2163, 202740), (2170, 202086), (2180, 201159), (2289, 191580), (2604, 168405), (2790, 157178), (2884, 152055), (3052, 143685), (3090, 141918), (3193, 137340), (3255, 134724), (3270, 134106), (3379, 129780), (3605, 121644), (3708, 118265), (3815, 114948), (3906, 112270), (3924, 111755), (4326, 101370), (4340, 101043), (4578, 95790), (4635, 94612), (4905, 89404), (5580, 78589), (6180, 70959), (6386, 68670), (6489, 67580), (6510, 67362), (6540, 67053), (6758, 64890), (6867, 63860), (7210, 60822), (7630, 57474), (7812, 56135), (8652, 50685), (9156, 47895), (9270, 47306), (9579, 45780), (9765, 44908), (9810, 44702), (10137, 43260), (10815, 40548), (11227, 39060), (11445, 38316), (12772, 34335), (12978, 33790), (13020, 33681), (13516, 32445), (13734, 31930), (14420, 30411), (15260, 28737), (15965, 27468), (16895, 25956), (18540, 23653), (19158, 22890), (19530, 22454), (19620, 22351), (20274, 21630)]