161810460

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:798

約数の個数: 240

約数和(自身を含む): 611466240

約数和(自身を除く): 449655780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 751, 756, 798, 810, 855, 945, 1026, 1134, 1140, 1197, 1260, 1330, 1502, 1539, 1596, 1620, 1710, 1890, 1995, 2052, 2253, 2268, 2394, 2565, 2660, 2835, 3004, 3078, 3420, 3591, 3755, 3780, 3990, 4506, 4788, 5130, 5257, 5670, 5985, 6156, 6759, 7182, 7510, 7695, 7980, 9012, 10260, 10514, 10773, 11265, 11340, 11970, 13518, 14269, 14364, 15020, 15390, 15771, 17955, 20277, 21028, 21546, 22530, 23940, 26285, 27036, 28538, 30780, 31542, 33795, 35910, 40554, 42807, 43092, 45060, 47313, 52570, 53865, 57076, 60831, 63084, 67590, 71345, 71820, 78855, 81108, 85614, 94626, 99883, 101385, 105140, 107730, 121662, 128421, 135180, 141939, 142690, 157710, 171228, 189252, 199766, 202770, 214035, 215460, 236565, 243324, 256842, 283878, 285380, 299649, 304155, 315420, 385263, 399532, 405540, 425817, 428070, 473130, 499415, 513684, 567756, 599298, 608310, 642105, 709695, 770526, 851634, 856140, 898947, 946260, 998830, 1155789, 1198596, 1216620, 1284210, 1419390, 1498245, 1541052, 1703268, 1797894, 1926315, 1997660, 2129085, 2311578, 2568420, 2696841, 2838780, 2996490, 3595788, 3852630, 4258170, 4494735, 4623156, 5393682, 5778945, 5992980, 7705260, 8090523, 8516340, 8989470, 10787364, 11557890, 13484205, 16181046, 17978940, 23115780, 26968410, 32362092, 40452615, 53936820, 80905230, 161810460]

約数ペア:

[(1, 161810460), (2, 80905230), (3, 53936820), (4, 40452615), (5, 32362092), (6, 26968410), (7, 23115780), (9, 17978940), (10, 16181046), (12, 13484205), (14, 11557890), (15, 10787364), (18, 8989470), (19, 8516340), (20, 8090523), (21, 7705260), (27, 5992980), (28, 5778945), (30, 5393682), (35, 4623156), (36, 4494735), (38, 4258170), (42, 3852630), (45, 3595788), (54, 2996490), (57, 2838780), (60, 2696841), (63, 2568420), (70, 2311578), (76, 2129085), (81, 1997660), (84, 1926315), (90, 1797894), (95, 1703268), (105, 1541052), (108, 1498245), (114, 1419390), (126, 1284210), (133, 1216620), (135, 1198596), (140, 1155789), (162, 998830), (171, 946260), (180, 898947), (189, 856140), (190, 851634), (210, 770526), (228, 709695), (252, 642105), (266, 608310), (270, 599298), (285, 567756), (315, 513684), (324, 499415), (342, 473130), (378, 428070), (380, 425817), (399, 405540), (405, 399532), (420, 385263), (513, 315420), (532, 304155), (540, 299649), (567, 285380), (570, 283878), (630, 256842), (665, 243324), (684, 236565), (751, 215460), (756, 214035), (798, 202770), (810, 199766), (855, 189252), (945, 171228), (1026, 157710), (1134, 142690), (1140, 141939), (1197, 135180), (1260, 128421), (1330, 121662), (1502, 107730), (1539, 105140), (1596, 101385), (1620, 99883), (1710, 94626), (1890, 85614), (1995, 81108), (2052, 78855), (2253, 71820), (2268, 71345), (2394, 67590), (2565, 63084), (2660, 60831), (2835, 57076), (3004, 53865), (3078, 52570), (3420, 47313), (3591, 45060), (3755, 43092), (3780, 42807), (3990, 40554), (4506, 35910), (4788, 33795), (5130, 31542), (5257, 30780), (5670, 28538), (5985, 27036), (6156, 26285), (6759, 23940), (7182, 22530), (7510, 21546), (7695, 21028), (7980, 20277), (9012, 17955), (10260, 15771), (10514, 15390), (10773, 15020), (11265, 14364), (11340, 14269), (11970, 13518)]