12281220

素因数分解:

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

素因数の和:69

約数の個数: 216

約数和(自身を含む): 46597824

約数和(自身を除く): 34316604

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, 243, 252, 266, 270, 285, 315, 324, 342, 361, 378, 380, 399, 405, 420, 486, 513, 532, 540, 567, 570, 630, 665, 684, 722, 756, 798, 810, 855, 945, 972, 1026, 1083, 1134, 1140, 1197, 1215, 1260, 1330, 1444, 1539, 1596, 1620, 1701, 1710, 1805, 1890, 1995, 2052, 2166, 2268, 2394, 2430, 2527, 2565, 2660, 2835, 3078, 3249, 3402, 3420, 3591, 3610, 3780, 3990, 4332, 4617, 4788, 4860, 5054, 5130, 5415, 5670, 5985, 6156, 6498, 6804, 7182, 7220, 7581, 7695, 7980, 8505, 9234, 9747, 10108, 10260, 10773, 10830, 11340, 11970, 12635, 12996, 14364, 15162, 15390, 16245, 17010, 17955, 18468, 19494, 21546, 21660, 22743, 23085, 23940, 25270, 29241, 30324, 30780, 32319, 32490, 34020, 35910, 37905, 38988, 43092, 45486, 46170, 48735, 50540, 53865, 58482, 64638, 64980, 68229, 71820, 75810, 87723, 90972, 92340, 97470, 107730, 113715, 116964, 129276, 136458, 146205, 151620, 161595, 175446, 194940, 204687, 215460, 227430, 272916, 292410, 323190, 341145, 350892, 409374, 438615, 454860, 584820, 614061, 646380, 682290, 818748, 877230, 1023435, 1228122, 1364580, 1754460, 2046870, 2456244, 3070305, 4093740, 6140610, 12281220]

約数ペア:

[(1, 12281220), (2, 6140610), (3, 4093740), (4, 3070305), (5, 2456244), (6, 2046870), (7, 1754460), (9, 1364580), (10, 1228122), (12, 1023435), (14, 877230), (15, 818748), (18, 682290), (19, 646380), (20, 614061), (21, 584820), (27, 454860), (28, 438615), (30, 409374), (35, 350892), (36, 341145), (38, 323190), (42, 292410), (45, 272916), (54, 227430), (57, 215460), (60, 204687), (63, 194940), (70, 175446), (76, 161595), (81, 151620), (84, 146205), (90, 136458), (95, 129276), (105, 116964), (108, 113715), (114, 107730), (126, 97470), (133, 92340), (135, 90972), (140, 87723), (162, 75810), (171, 71820), (180, 68229), (189, 64980), (190, 64638), (210, 58482), (228, 53865), (243, 50540), (252, 48735), (266, 46170), (270, 45486), (285, 43092), (315, 38988), (324, 37905), (342, 35910), (361, 34020), (378, 32490), (380, 32319), (399, 30780), (405, 30324), (420, 29241), (486, 25270), (513, 23940), (532, 23085), (540, 22743), (567, 21660), (570, 21546), (630, 19494), (665, 18468), (684, 17955), (722, 17010), (756, 16245), (798, 15390), (810, 15162), (855, 14364), (945, 12996), (972, 12635), (1026, 11970), (1083, 11340), (1134, 10830), (1140, 10773), (1197, 10260), (1215, 10108), (1260, 9747), (1330, 9234), (1444, 8505), (1539, 7980), (1596, 7695), (1620, 7581), (1701, 7220), (1710, 7182), (1805, 6804), (1890, 6498), (1995, 6156), (2052, 5985), (2166, 5670), (2268, 5415), (2394, 5130), (2430, 5054), (2527, 4860), (2565, 4788), (2660, 4617), (2835, 4332), (3078, 3990), (3249, 3780), (3402, 3610), (3420, 3591)]