28939950

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 192

約数和(自身を含む): 91869120

約数和(自身を除く): 62929170

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 25, 26, 27, 30, 34, 39, 45, 50, 51, 54, 65, 75, 78, 85, 90, 97, 102, 117, 130, 135, 150, 153, 170, 194, 195, 221, 225, 234, 255, 270, 291, 306, 325, 351, 390, 425, 442, 450, 459, 485, 510, 582, 585, 650, 663, 675, 702, 765, 850, 873, 918, 970, 975, 1105, 1170, 1261, 1275, 1326, 1350, 1455, 1530, 1649, 1746, 1755, 1950, 1989, 2210, 2295, 2425, 2522, 2550, 2619, 2910, 2925, 3298, 3315, 3510, 3783, 3825, 3978, 4365, 4590, 4850, 4947, 5238, 5525, 5850, 5967, 6305, 6630, 7275, 7566, 7650, 8245, 8730, 8775, 9894, 9945, 11050, 11349, 11475, 11934, 12610, 13095, 14550, 14841, 16490, 16575, 17550, 18915, 19890, 21437, 21825, 22698, 22950, 24735, 26190, 29682, 29835, 31525, 33150, 34047, 37830, 41225, 42874, 43650, 44523, 49470, 49725, 56745, 59670, 63050, 64311, 65475, 68094, 74205, 82450, 89046, 94575, 99450, 107185, 113490, 123675, 128622, 130950, 148410, 149175, 170235, 189150, 192933, 214370, 222615, 247350, 283725, 298350, 321555, 340470, 371025, 385866, 445230, 535925, 567450, 578799, 643110, 742050, 851175, 964665, 1071850, 1113075, 1157598, 1607775, 1702350, 1929330, 2226150, 2893995, 3215550, 4823325, 5787990, 9646650, 14469975, 28939950]

約数ペア:

[(1, 28939950), (2, 14469975), (3, 9646650), (5, 5787990), (6, 4823325), (9, 3215550), (10, 2893995), (13, 2226150), (15, 1929330), (17, 1702350), (18, 1607775), (25, 1157598), (26, 1113075), (27, 1071850), (30, 964665), (34, 851175), (39, 742050), (45, 643110), (50, 578799), (51, 567450), (54, 535925), (65, 445230), (75, 385866), (78, 371025), (85, 340470), (90, 321555), (97, 298350), (102, 283725), (117, 247350), (130, 222615), (135, 214370), (150, 192933), (153, 189150), (170, 170235), (194, 149175), (195, 148410), (221, 130950), (225, 128622), (234, 123675), (255, 113490), (270, 107185), (291, 99450), (306, 94575), (325, 89046), (351, 82450), (390, 74205), (425, 68094), (442, 65475), (450, 64311), (459, 63050), (485, 59670), (510, 56745), (582, 49725), (585, 49470), (650, 44523), (663, 43650), (675, 42874), (702, 41225), (765, 37830), (850, 34047), (873, 33150), (918, 31525), (970, 29835), (975, 29682), (1105, 26190), (1170, 24735), (1261, 22950), (1275, 22698), (1326, 21825), (1350, 21437), (1455, 19890), (1530, 18915), (1649, 17550), (1746, 16575), (1755, 16490), (1950, 14841), (1989, 14550), (2210, 13095), (2295, 12610), (2425, 11934), (2522, 11475), (2550, 11349), (2619, 11050), (2910, 9945), (2925, 9894), (3298, 8775), (3315, 8730), (3510, 8245), (3783, 7650), (3825, 7566), (3978, 7275), (4365, 6630), (4590, 6305), (4850, 5967), (4947, 5850), (5238, 5525)]