212782140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:294

約数の個数: 240

約数和(自身を含む): 728555520

約数和(自身を除く): 515773380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 31, 36, 38, 45, 54, 57, 60, 62, 76, 81, 90, 93, 95, 108, 114, 124, 135, 155, 162, 171, 180, 186, 190, 223, 228, 270, 279, 285, 310, 324, 342, 372, 380, 405, 446, 465, 513, 540, 558, 570, 589, 620, 669, 684, 810, 837, 855, 892, 930, 1026, 1115, 1116, 1140, 1178, 1338, 1395, 1539, 1620, 1674, 1710, 1767, 1860, 2007, 2052, 2230, 2356, 2511, 2565, 2676, 2790, 2945, 3078, 3345, 3348, 3420, 3534, 4014, 4185, 4237, 4460, 5022, 5130, 5301, 5580, 5890, 6021, 6156, 6690, 6913, 7068, 7695, 8028, 8370, 8474, 8835, 10035, 10044, 10260, 10602, 11780, 12042, 12555, 12711, 13380, 13826, 15390, 15903, 16740, 16948, 17670, 18063, 20070, 20739, 21185, 21204, 24084, 25110, 25422, 26505, 27652, 30105, 30780, 31806, 34565, 35340, 36126, 38133, 40140, 41478, 42370, 47709, 50220, 50844, 53010, 60210, 62217, 63555, 63612, 69130, 72252, 76266, 79515, 82956, 84740, 90315, 95418, 103695, 106020, 114399, 120420, 124434, 127110, 131347, 138260, 152532, 159030, 180630, 186651, 190665, 190836, 207390, 228798, 238545, 248868, 254220, 262694, 311085, 318060, 343197, 361260, 373302, 381330, 394041, 414780, 457596, 477090, 525388, 559953, 571995, 622170, 656735, 686394, 746604, 762660, 788082, 933255, 954180, 1119906, 1143990, 1182123, 1244340, 1313470, 1372788, 1576164, 1715985, 1866510, 1970205, 2239812, 2287980, 2364246, 2626940, 2799765, 3431970, 3546369, 3733020, 3940410, 4728492, 5599530, 5910615, 6863940, 7092738, 7880820, 10639107, 11199060, 11821230, 14185476, 17731845, 21278214, 23642460, 35463690, 42556428, 53195535, 70927380, 106391070, 212782140]

約数ペア:

[(1, 212782140), (2, 106391070), (3, 70927380), (4, 53195535), (5, 42556428), (6, 35463690), (9, 23642460), (10, 21278214), (12, 17731845), (15, 14185476), (18, 11821230), (19, 11199060), (20, 10639107), (27, 7880820), (30, 7092738), (31, 6863940), (36, 5910615), (38, 5599530), (45, 4728492), (54, 3940410), (57, 3733020), (60, 3546369), (62, 3431970), (76, 2799765), (81, 2626940), (90, 2364246), (93, 2287980), (95, 2239812), (108, 1970205), (114, 1866510), (124, 1715985), (135, 1576164), (155, 1372788), (162, 1313470), (171, 1244340), (180, 1182123), (186, 1143990), (190, 1119906), (223, 954180), (228, 933255), (270, 788082), (279, 762660), (285, 746604), (310, 686394), (324, 656735), (342, 622170), (372, 571995), (380, 559953), (405, 525388), (446, 477090), (465, 457596), (513, 414780), (540, 394041), (558, 381330), (570, 373302), (589, 361260), (620, 343197), (669, 318060), (684, 311085), (810, 262694), (837, 254220), (855, 248868), (892, 238545), (930, 228798), (1026, 207390), (1115, 190836), (1116, 190665), (1140, 186651), (1178, 180630), (1338, 159030), (1395, 152532), (1539, 138260), (1620, 131347), (1674, 127110), (1710, 124434), (1767, 120420), (1860, 114399), (2007, 106020), (2052, 103695), (2230, 95418), (2356, 90315), (2511, 84740), (2565, 82956), (2676, 79515), (2790, 76266), (2945, 72252), (3078, 69130), (3345, 63612), (3348, 63555), (3420, 62217), (3534, 60210), (4014, 53010), (4185, 50844), (4237, 50220), (4460, 47709), (5022, 42370), (5130, 41478), (5301, 40140), (5580, 38133), (5890, 36126), (6021, 35340), (6156, 34565), (6690, 31806), (6913, 30780), (7068, 30105), (7695, 27652), (8028, 26505), (8370, 25422), (8474, 25110), (8835, 24084), (10035, 21204), (10044, 21185), (10260, 20739), (10602, 20070), (11780, 18063), (12042, 17670), (12555, 16948), (12711, 16740), (13380, 15903), (13826, 15390)]