66854920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{727}}^1$

素因数の和:779

約数の個数: 96

約数和(自身を含む): 174283200

約数和(自身を除く): 107428280

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 121, 152, 190, 209, 220, 242, 380, 418, 440, 484, 605, 727, 760, 836, 968, 1045, 1210, 1454, 1672, 2090, 2299, 2420, 2908, 3635, 4180, 4598, 4840, 5816, 7270, 7997, 8360, 9196, 11495, 13813, 14540, 15994, 18392, 22990, 27626, 29080, 31988, 39985, 45980, 55252, 63976, 69065, 79970, 87967, 91960, 110504, 138130, 151943, 159940, 175934, 276260, 303886, 319880, 351868, 439835, 552520, 607772, 703736, 759715, 879670, 1215544, 1519430, 1671373, 1759340, 3038860, 3342746, 3518680, 6077720, 6685492, 8356865, 13370984, 16713730, 33427460, 66854920]

約数ペア:

[(1, 66854920), (2, 33427460), (4, 16713730), (5, 13370984), (8, 8356865), (10, 6685492), (11, 6077720), (19, 3518680), (20, 3342746), (22, 3038860), (38, 1759340), (40, 1671373), (44, 1519430), (55, 1215544), (76, 879670), (88, 759715), (95, 703736), (110, 607772), (121, 552520), (152, 439835), (190, 351868), (209, 319880), (220, 303886), (242, 276260), (380, 175934), (418, 159940), (440, 151943), (484, 138130), (605, 110504), (727, 91960), (760, 87967), (836, 79970), (968, 69065), (1045, 63976), (1210, 55252), (1454, 45980), (1672, 39985), (2090, 31988), (2299, 29080), (2420, 27626), (2908, 22990), (3635, 18392), (4180, 15994), (4598, 14540), (4840, 13813), (5816, 11495), (7270, 9196), (7997, 8360)]