128721450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:409

約数の個数: 192

約数和(自身を含む): 398224512

約数和(自身を除く): 269503062

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 17, 22, 25, 26, 30, 33, 34, 39, 50, 51, 55, 65, 66, 75, 78, 85, 102, 110, 130, 143, 150, 165, 170, 187, 195, 221, 255, 275, 286, 325, 330, 353, 374, 390, 425, 429, 442, 510, 550, 561, 650, 663, 706, 715, 825, 850, 858, 935, 975, 1059, 1105, 1122, 1275, 1326, 1430, 1650, 1765, 1870, 1950, 2118, 2145, 2210, 2431, 2550, 2805, 3315, 3530, 3575, 3883, 4290, 4589, 4675, 4862, 5295, 5525, 5610, 6001, 6630, 7150, 7293, 7766, 8825, 9178, 9350, 10590, 10725, 11050, 11649, 12002, 12155, 13767, 14025, 14586, 16575, 17650, 18003, 19415, 21450, 22945, 23298, 24310, 26475, 27534, 28050, 30005, 33150, 36006, 36465, 38830, 45890, 50479, 52950, 58245, 60010, 60775, 66011, 68835, 72930, 78013, 90015, 97075, 100958, 114725, 116490, 121550, 132022, 137670, 150025, 151437, 156026, 180030, 182325, 194150, 198033, 229450, 234039, 252395, 291225, 300050, 302874, 330055, 344175, 364650, 390065, 396066, 450075, 468078, 504790, 582450, 660110, 688350, 757185, 780130, 858143, 900150, 990165, 1170195, 1261975, 1514370, 1650275, 1716286, 1950325, 1980330, 2340390, 2523950, 2574429, 3300550, 3785925, 3900650, 4290715, 4950825, 5148858, 5850975, 7571850, 8581430, 9901650, 11701950, 12872145, 21453575, 25744290, 42907150, 64360725, 128721450]

約数ペア:

[(1, 128721450), (2, 64360725), (3, 42907150), (5, 25744290), (6, 21453575), (10, 12872145), (11, 11701950), (13, 9901650), (15, 8581430), (17, 7571850), (22, 5850975), (25, 5148858), (26, 4950825), (30, 4290715), (33, 3900650), (34, 3785925), (39, 3300550), (50, 2574429), (51, 2523950), (55, 2340390), (65, 1980330), (66, 1950325), (75, 1716286), (78, 1650275), (85, 1514370), (102, 1261975), (110, 1170195), (130, 990165), (143, 900150), (150, 858143), (165, 780130), (170, 757185), (187, 688350), (195, 660110), (221, 582450), (255, 504790), (275, 468078), (286, 450075), (325, 396066), (330, 390065), (353, 364650), (374, 344175), (390, 330055), (425, 302874), (429, 300050), (442, 291225), (510, 252395), (550, 234039), (561, 229450), (650, 198033), (663, 194150), (706, 182325), (715, 180030), (825, 156026), (850, 151437), (858, 150025), (935, 137670), (975, 132022), (1059, 121550), (1105, 116490), (1122, 114725), (1275, 100958), (1326, 97075), (1430, 90015), (1650, 78013), (1765, 72930), (1870, 68835), (1950, 66011), (2118, 60775), (2145, 60010), (2210, 58245), (2431, 52950), (2550, 50479), (2805, 45890), (3315, 38830), (3530, 36465), (3575, 36006), (3883, 33150), (4290, 30005), (4589, 28050), (4675, 27534), (4862, 26475), (5295, 24310), (5525, 23298), (5610, 22945), (6001, 21450), (6630, 19415), (7150, 18003), (7293, 17650), (7766, 16575), (8825, 14586), (9178, 14025), (9350, 13767), (10590, 12155), (10725, 12002), (11050, 11649)]