31279320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:322

約数の個数: 192

約数和(自身を含む): 113724000

約数和(自身を除く): 82444680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 51, 57, 60, 68, 72, 76, 85, 90, 95, 102, 114, 120, 136, 152, 153, 170, 171, 180, 190, 204, 228, 255, 269, 285, 306, 323, 340, 342, 360, 380, 408, 456, 510, 538, 570, 612, 646, 680, 684, 760, 765, 807, 855, 969, 1020, 1076, 1140, 1224, 1292, 1345, 1368, 1530, 1614, 1615, 1710, 1938, 2040, 2152, 2280, 2421, 2584, 2690, 2907, 3060, 3228, 3230, 3420, 3876, 4035, 4573, 4842, 4845, 5111, 5380, 5814, 6120, 6456, 6460, 6840, 7752, 8070, 9146, 9684, 9690, 10222, 10760, 11628, 12105, 12920, 13719, 14535, 15333, 16140, 18292, 19368, 19380, 20444, 22865, 23256, 24210, 25555, 27438, 29070, 30666, 32280, 36584, 38760, 40888, 41157, 45730, 45999, 48420, 51110, 54876, 58140, 61332, 68595, 76665, 82314, 86887, 91460, 91998, 96840, 102220, 109752, 116280, 122664, 137190, 153330, 164628, 173774, 182920, 183996, 204440, 205785, 229995, 260661, 274380, 306660, 329256, 347548, 367992, 411570, 434435, 459990, 521322, 548760, 613320, 695096, 781983, 823140, 868870, 919980, 1042644, 1303305, 1563966, 1646280, 1737740, 1839960, 2085288, 2606610, 3127932, 3475480, 3909915, 5213220, 6255864, 7819830, 10426440, 15639660, 31279320]

約数ペア:

[(1, 31279320), (2, 15639660), (3, 10426440), (4, 7819830), (5, 6255864), (6, 5213220), (8, 3909915), (9, 3475480), (10, 3127932), (12, 2606610), (15, 2085288), (17, 1839960), (18, 1737740), (19, 1646280), (20, 1563966), (24, 1303305), (30, 1042644), (34, 919980), (36, 868870), (38, 823140), (40, 781983), (45, 695096), (51, 613320), (57, 548760), (60, 521322), (68, 459990), (72, 434435), (76, 411570), (85, 367992), (90, 347548), (95, 329256), (102, 306660), (114, 274380), (120, 260661), (136, 229995), (152, 205785), (153, 204440), (170, 183996), (171, 182920), (180, 173774), (190, 164628), (204, 153330), (228, 137190), (255, 122664), (269, 116280), (285, 109752), (306, 102220), (323, 96840), (340, 91998), (342, 91460), (360, 86887), (380, 82314), (408, 76665), (456, 68595), (510, 61332), (538, 58140), (570, 54876), (612, 51110), (646, 48420), (680, 45999), (684, 45730), (760, 41157), (765, 40888), (807, 38760), (855, 36584), (969, 32280), (1020, 30666), (1076, 29070), (1140, 27438), (1224, 25555), (1292, 24210), (1345, 23256), (1368, 22865), (1530, 20444), (1614, 19380), (1615, 19368), (1710, 18292), (1938, 16140), (2040, 15333), (2152, 14535), (2280, 13719), (2421, 12920), (2584, 12105), (2690, 11628), (2907, 10760), (3060, 10222), (3228, 9690), (3230, 9684), (3420, 9146), (3876, 8070), (4035, 7752), (4573, 6840), (4842, 6460), (4845, 6456), (5111, 6120), (5380, 5814)]