200187988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 502556544

約数和(自身を除く): 302368556

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 34, 44, 52, 68, 77, 91, 119, 143, 154, 173, 182, 187, 221, 238, 286, 289, 308, 346, 364, 374, 442, 476, 572, 578, 692, 748, 884, 1001, 1156, 1211, 1309, 1547, 1903, 2002, 2023, 2249, 2422, 2431, 2618, 2941, 3094, 3179, 3757, 3806, 4004, 4046, 4498, 4844, 4862, 5236, 5882, 6188, 6358, 7514, 7612, 8092, 8996, 9724, 11764, 12716, 13321, 15028, 15743, 17017, 20587, 22253, 24739, 26299, 26642, 31486, 32351, 34034, 38233, 41174, 41327, 44506, 49478, 49997, 52598, 53284, 62972, 64702, 68068, 76466, 82348, 82654, 89012, 98956, 99994, 105196, 129404, 152932, 165308, 173173, 199988, 226457, 267631, 289289, 346346, 349979, 420563, 452914, 535262, 549967, 578578, 649961, 692692, 699958, 841126, 905828, 1070524, 1099934, 1157156, 1299922, 1399916, 1682252, 2199868, 2599844, 2943941, 3849769, 4549727, 5887882, 7149571, 7699538, 9099454, 11775764, 14299142, 15399076, 18198908, 28598284, 50046997, 100093994, 200187988]

約数ペア:

[(1, 200187988), (2, 100093994), (4, 50046997), (7, 28598284), (11, 18198908), (13, 15399076), (14, 14299142), (17, 11775764), (22, 9099454), (26, 7699538), (28, 7149571), (34, 5887882), (44, 4549727), (52, 3849769), (68, 2943941), (77, 2599844), (91, 2199868), (119, 1682252), (143, 1399916), (154, 1299922), (173, 1157156), (182, 1099934), (187, 1070524), (221, 905828), (238, 841126), (286, 699958), (289, 692692), (308, 649961), (346, 578578), (364, 549967), (374, 535262), (442, 452914), (476, 420563), (572, 349979), (578, 346346), (692, 289289), (748, 267631), (884, 226457), (1001, 199988), (1156, 173173), (1211, 165308), (1309, 152932), (1547, 129404), (1903, 105196), (2002, 99994), (2023, 98956), (2249, 89012), (2422, 82654), (2431, 82348), (2618, 76466), (2941, 68068), (3094, 64702), (3179, 62972), (3757, 53284), (3806, 52598), (4004, 49997), (4046, 49478), (4498, 44506), (4844, 41327), (4862, 41174), (5236, 38233), (5882, 34034), (6188, 32351), (6358, 31486), (7514, 26642), (7612, 26299), (8092, 24739), (8996, 22253), (9724, 20587), (11764, 17017), (12716, 15743), (13321, 15028)]