274841840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2039

約数の個数: 160

約数和(自身を含む): 828280320

約数和(自身を除く): 553438480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 182, 190, 208, 247, 260, 266, 280, 304, 364, 380, 455, 494, 520, 532, 560, 665, 728, 760, 910, 988, 1040, 1064, 1235, 1330, 1456, 1520, 1729, 1820, 1976, 1987, 2128, 2470, 2660, 3458, 3640, 3952, 3974, 4940, 5320, 6916, 7280, 7948, 8645, 9880, 9935, 10640, 13832, 13909, 15896, 17290, 19760, 19870, 25831, 27664, 27818, 31792, 34580, 37753, 39740, 51662, 55636, 69160, 69545, 75506, 79480, 103324, 111272, 129155, 138320, 139090, 151012, 158960, 180817, 188765, 206648, 222544, 258310, 264271, 278180, 302024, 361634, 377530, 413296, 490789, 516620, 528542, 556360, 604048, 723268, 755060, 904085, 981578, 1033240, 1057084, 1112720, 1321355, 1446536, 1510120, 1808170, 1963156, 2066480, 2114168, 2453945, 2642710, 2893072, 3020240, 3435523, 3616340, 3926312, 4228336, 4907890, 5285420, 6871046, 7232680, 7852624, 9815780, 10570840, 13742092, 14465360, 17177615, 19631560, 21141680, 27484184, 34355230, 39263120, 54968368, 68710460, 137420920, 274841840]

約数ペア:

[(1, 274841840), (2, 137420920), (4, 68710460), (5, 54968368), (7, 39263120), (8, 34355230), (10, 27484184), (13, 21141680), (14, 19631560), (16, 17177615), (19, 14465360), (20, 13742092), (26, 10570840), (28, 9815780), (35, 7852624), (38, 7232680), (40, 6871046), (52, 5285420), (56, 4907890), (65, 4228336), (70, 3926312), (76, 3616340), (80, 3435523), (91, 3020240), (95, 2893072), (104, 2642710), (112, 2453945), (130, 2114168), (133, 2066480), (140, 1963156), (152, 1808170), (182, 1510120), (190, 1446536), (208, 1321355), (247, 1112720), (260, 1057084), (266, 1033240), (280, 981578), (304, 904085), (364, 755060), (380, 723268), (455, 604048), (494, 556360), (520, 528542), (532, 516620), (560, 490789), (665, 413296), (728, 377530), (760, 361634), (910, 302024), (988, 278180), (1040, 264271), (1064, 258310), (1235, 222544), (1330, 206648), (1456, 188765), (1520, 180817), (1729, 158960), (1820, 151012), (1976, 139090), (1987, 138320), (2128, 129155), (2470, 111272), (2660, 103324), (3458, 79480), (3640, 75506), (3952, 69545), (3974, 69160), (4940, 55636), (5320, 51662), (6916, 39740), (7280, 37753), (7948, 34580), (8645, 31792), (9880, 27818), (9935, 27664), (10640, 25831), (13832, 19870), (13909, 19760), (15896, 17290)]