196799220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 658627200

約数和(自身を除く): 461827980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 59, 60, 71, 81, 87, 90, 108, 116, 118, 135, 142, 145, 162, 174, 177, 180, 213, 236, 261, 270, 284, 290, 295, 324, 348, 354, 355, 405, 426, 435, 522, 531, 540, 580, 590, 639, 708, 710, 783, 810, 852, 870, 885, 1044, 1062, 1065, 1180, 1278, 1305, 1420, 1566, 1593, 1620, 1711, 1740, 1770, 1917, 2059, 2124, 2130, 2349, 2556, 2610, 2655, 3132, 3186, 3195, 3422, 3540, 3834, 3915, 4118, 4189, 4260, 4698, 4779, 5133, 5220, 5310, 5751, 6177, 6372, 6390, 6844, 7668, 7830, 7965, 8236, 8378, 8555, 9396, 9558, 9585, 10266, 10295, 10620, 11502, 11745, 12354, 12567, 12780, 15399, 15660, 15930, 16756, 17110, 18531, 19116, 19170, 20532, 20590, 20945, 23004, 23490, 23895, 24708, 25134, 25665, 28755, 30798, 30885, 31860, 34220, 37062, 37701, 38340, 41180, 41890, 46197, 46980, 47790, 50268, 51330, 55593, 57510, 61596, 61770, 62835, 74124, 75402, 76995, 83780, 92394, 92655, 95580, 102660, 111186, 113103, 115020, 121481, 123540, 125670, 138591, 150804, 153990, 166779, 184788, 185310, 188505, 222372, 226206, 230985, 242962, 251340, 277182, 277965, 307980, 333558, 339309, 364443, 370620, 377010, 452412, 461970, 485924, 554364, 555930, 565515, 607405, 667116, 678618, 692955, 728886, 754020, 833895, 923940, 1093329, 1111860, 1131030, 1214810, 1357236, 1385910, 1457772, 1667790, 1696545, 1822215, 2186658, 2262060, 2429620, 2771820, 3279987, 3335580, 3393090, 3644430, 4373316, 5466645, 6559974, 6786180, 7288860, 9839961, 10933290, 13119948, 16399935, 19679922, 21866580, 32799870, 39359844, 49199805, 65599740, 98399610, 196799220]

約数ペア:

[(1, 196799220), (2, 98399610), (3, 65599740), (4, 49199805), (5, 39359844), (6, 32799870), (9, 21866580), (10, 19679922), (12, 16399935), (15, 13119948), (18, 10933290), (20, 9839961), (27, 7288860), (29, 6786180), (30, 6559974), (36, 5466645), (45, 4373316), (54, 3644430), (58, 3393090), (59, 3335580), (60, 3279987), (71, 2771820), (81, 2429620), (87, 2262060), (90, 2186658), (108, 1822215), (116, 1696545), (118, 1667790), (135, 1457772), (142, 1385910), (145, 1357236), (162, 1214810), (174, 1131030), (177, 1111860), (180, 1093329), (213, 923940), (236, 833895), (261, 754020), (270, 728886), (284, 692955), (290, 678618), (295, 667116), (324, 607405), (348, 565515), (354, 555930), (355, 554364), (405, 485924), (426, 461970), (435, 452412), (522, 377010), (531, 370620), (540, 364443), (580, 339309), (590, 333558), (639, 307980), (708, 277965), (710, 277182), (783, 251340), (810, 242962), (852, 230985), (870, 226206), (885, 222372), (1044, 188505), (1062, 185310), (1065, 184788), (1180, 166779), (1278, 153990), (1305, 150804), (1420, 138591), (1566, 125670), (1593, 123540), (1620, 121481), (1711, 115020), (1740, 113103), (1770, 111186), (1917, 102660), (2059, 95580), (2124, 92655), (2130, 92394), (2349, 83780), (2556, 76995), (2610, 75402), (2655, 74124), (3132, 62835), (3186, 61770), (3195, 61596), (3422, 57510), (3540, 55593), (3834, 51330), (3915, 50268), (4118, 47790), (4189, 46980), (4260, 46197), (4698, 41890), (4779, 41180), (5133, 38340), (5220, 37701), (5310, 37062), (5751, 34220), (6177, 31860), (6372, 30885), (6390, 30798), (6844, 28755), (7668, 25665), (7830, 25134), (7965, 24708), (8236, 23895), (8378, 23490), (8555, 23004), (9396, 20945), (9558, 20590), (9585, 20532), (10266, 19170), (10295, 19116), (10620, 18531), (11502, 17110), (11745, 16756), (12354, 15930), (12567, 15660), (12780, 15399)]