203382340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 523998720

約数和(自身を除く): 320616380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 71, 74, 79, 98, 140, 142, 148, 158, 185, 196, 245, 259, 284, 316, 355, 370, 395, 490, 497, 518, 553, 710, 740, 790, 980, 994, 1036, 1106, 1295, 1420, 1580, 1813, 1988, 2212, 2485, 2590, 2627, 2765, 2923, 3479, 3626, 3871, 4970, 5180, 5254, 5530, 5609, 5846, 6958, 7252, 7742, 9065, 9940, 10508, 11060, 11218, 11692, 13135, 13916, 14615, 15484, 17395, 18130, 18389, 19355, 20461, 22436, 26270, 28045, 29230, 34790, 36260, 36778, 38710, 39263, 40922, 52540, 56090, 58460, 69580, 73556, 77420, 78526, 81844, 91945, 102305, 112180, 128723, 143227, 157052, 183890, 196315, 204610, 207533, 257446, 274841, 286454, 367780, 392630, 409220, 415066, 514892, 549682, 572908, 643615, 716135, 785260, 830132, 1037665, 1099364, 1287230, 1374205, 1432270, 1452731, 2075330, 2574460, 2748410, 2864540, 2905462, 4150660, 5496820, 5810924, 7263655, 10169117, 14527310, 20338234, 29054620, 40676468, 50845585, 101691170, 203382340]

約数ペア:

[(1, 203382340), (2, 101691170), (4, 50845585), (5, 40676468), (7, 29054620), (10, 20338234), (14, 14527310), (20, 10169117), (28, 7263655), (35, 5810924), (37, 5496820), (49, 4150660), (70, 2905462), (71, 2864540), (74, 2748410), (79, 2574460), (98, 2075330), (140, 1452731), (142, 1432270), (148, 1374205), (158, 1287230), (185, 1099364), (196, 1037665), (245, 830132), (259, 785260), (284, 716135), (316, 643615), (355, 572908), (370, 549682), (395, 514892), (490, 415066), (497, 409220), (518, 392630), (553, 367780), (710, 286454), (740, 274841), (790, 257446), (980, 207533), (994, 204610), (1036, 196315), (1106, 183890), (1295, 157052), (1420, 143227), (1580, 128723), (1813, 112180), (1988, 102305), (2212, 91945), (2485, 81844), (2590, 78526), (2627, 77420), (2765, 73556), (2923, 69580), (3479, 58460), (3626, 56090), (3871, 52540), (4970, 40922), (5180, 39263), (5254, 38710), (5530, 36778), (5609, 36260), (5846, 34790), (6958, 29230), (7252, 28045), (7742, 26270), (9065, 22436), (9940, 20461), (10508, 19355), (11060, 18389), (11218, 18130), (11692, 17395), (13135, 15484), (13916, 14615)]