278034660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1043

約数の個数: 192

約数和(自身を含む): 946391040

約数和(自身を除く): 668356380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 31, 34, 36, 45, 51, 54, 60, 62, 68, 85, 90, 93, 102, 108, 124, 135, 153, 155, 170, 180, 186, 204, 255, 270, 279, 306, 310, 340, 372, 459, 465, 510, 527, 540, 558, 612, 620, 765, 837, 918, 930, 977, 1020, 1054, 1116, 1395, 1530, 1581, 1674, 1836, 1860, 1954, 2108, 2295, 2635, 2790, 2931, 3060, 3162, 3348, 3908, 4185, 4590, 4743, 4885, 5270, 5580, 5862, 6324, 7905, 8370, 8793, 9180, 9486, 9770, 10540, 11724, 14229, 14655, 15810, 16609, 16740, 17586, 18972, 19540, 23715, 26379, 28458, 29310, 30287, 31620, 33218, 35172, 43965, 47430, 49827, 52758, 56916, 58620, 60574, 66436, 71145, 83045, 87930, 90861, 94860, 99654, 105516, 121148, 131895, 142290, 149481, 151435, 166090, 175860, 181722, 199308, 249135, 263790, 272583, 284580, 298962, 302870, 332180, 363444, 448443, 454305, 498270, 514879, 527580, 545166, 597924, 605740, 747405, 817749, 896886, 908610, 996540, 1029758, 1090332, 1362915, 1494810, 1544637, 1635498, 1793772, 1817220, 2059516, 2242215, 2574395, 2725830, 2989620, 3089274, 3270996, 4088745, 4484430, 4633911, 5148790, 5451660, 6178548, 7723185, 8177490, 8968860, 9267822, 10297580, 13901733, 15446370, 16354980, 18535644, 23169555, 27803466, 30892740, 46339110, 55606932, 69508665, 92678220, 139017330, 278034660]

約数ペア:

[(1, 278034660), (2, 139017330), (3, 92678220), (4, 69508665), (5, 55606932), (6, 46339110), (9, 30892740), (10, 27803466), (12, 23169555), (15, 18535644), (17, 16354980), (18, 15446370), (20, 13901733), (27, 10297580), (30, 9267822), (31, 8968860), (34, 8177490), (36, 7723185), (45, 6178548), (51, 5451660), (54, 5148790), (60, 4633911), (62, 4484430), (68, 4088745), (85, 3270996), (90, 3089274), (93, 2989620), (102, 2725830), (108, 2574395), (124, 2242215), (135, 2059516), (153, 1817220), (155, 1793772), (170, 1635498), (180, 1544637), (186, 1494810), (204, 1362915), (255, 1090332), (270, 1029758), (279, 996540), (306, 908610), (310, 896886), (340, 817749), (372, 747405), (459, 605740), (465, 597924), (510, 545166), (527, 527580), (540, 514879), (558, 498270), (612, 454305), (620, 448443), (765, 363444), (837, 332180), (918, 302870), (930, 298962), (977, 284580), (1020, 272583), (1054, 263790), (1116, 249135), (1395, 199308), (1530, 181722), (1581, 175860), (1674, 166090), (1836, 151435), (1860, 149481), (1954, 142290), (2108, 131895), (2295, 121148), (2635, 105516), (2790, 99654), (2931, 94860), (3060, 90861), (3162, 87930), (3348, 83045), (3908, 71145), (4185, 66436), (4590, 60574), (4743, 58620), (4885, 56916), (5270, 52758), (5580, 49827), (5862, 47430), (6324, 43965), (7905, 35172), (8370, 33218), (8793, 31620), (9180, 30287), (9486, 29310), (9770, 28458), (10540, 26379), (11724, 23715), (14229, 19540), (14655, 18972), (15810, 17586), (16609, 16740)]