188916728

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:829

約数の個数: 128

約数和(自身を含む): 491581440

約数和(自身を除く): 302664712

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 104, 124, 143, 154, 182, 217, 248, 286, 308, 341, 364, 403, 434, 572, 616, 682, 728, 761, 806, 868, 1001, 1144, 1364, 1522, 1612, 1736, 2002, 2387, 2728, 2821, 3044, 3224, 4004, 4433, 4774, 5327, 5642, 6088, 8008, 8371, 8866, 9548, 9893, 10654, 11284, 16742, 17732, 19096, 19786, 21308, 22568, 23591, 31031, 33484, 35464, 39572, 42616, 47182, 58597, 62062, 66968, 69251, 79144, 94364, 108823, 117194, 124124, 138502, 165137, 188728, 217646, 234388, 248248, 259501, 277004, 306683, 330274, 435292, 468776, 519002, 554008, 613366, 660548, 761761, 870584, 1038004, 1226732, 1321096, 1523522, 1816507, 2076008, 2146781, 2453464, 3047044, 3373513, 3633014, 4293562, 6094088, 6747026, 7266028, 8587124, 13494052, 14532056, 17174248, 23614591, 26988104, 47229182, 94458364, 188916728]

約数ペア:

[(1, 188916728), (2, 94458364), (4, 47229182), (7, 26988104), (8, 23614591), (11, 17174248), (13, 14532056), (14, 13494052), (22, 8587124), (26, 7266028), (28, 6747026), (31, 6094088), (44, 4293562), (52, 3633014), (56, 3373513), (62, 3047044), (77, 2453464), (88, 2146781), (91, 2076008), (104, 1816507), (124, 1523522), (143, 1321096), (154, 1226732), (182, 1038004), (217, 870584), (248, 761761), (286, 660548), (308, 613366), (341, 554008), (364, 519002), (403, 468776), (434, 435292), (572, 330274), (616, 306683), (682, 277004), (728, 259501), (761, 248248), (806, 234388), (868, 217646), (1001, 188728), (1144, 165137), (1364, 138502), (1522, 124124), (1612, 117194), (1736, 108823), (2002, 94364), (2387, 79144), (2728, 69251), (2821, 66968), (3044, 62062), (3224, 58597), (4004, 47182), (4433, 42616), (4774, 39572), (5327, 35464), (5642, 33484), (6088, 31031), (8008, 23591), (8371, 22568), (8866, 21308), (9548, 19786), (9893, 19096), (10654, 17732), (11284, 16742)]