1880332720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2237}}^1$

素因数の和:2355

約数の個数: 160

約数和(自身を含む): 5328230400

約数和(自身を除く): 3447897680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 79, 80, 95, 112, 133, 140, 152, 158, 190, 266, 280, 304, 316, 380, 395, 532, 553, 560, 632, 665, 760, 790, 1064, 1106, 1264, 1330, 1501, 1520, 1580, 2128, 2212, 2237, 2660, 2765, 3002, 3160, 4424, 4474, 5320, 5530, 6004, 6320, 7505, 8848, 8948, 10507, 10640, 11060, 11185, 12008, 15010, 15659, 17896, 21014, 22120, 22370, 24016, 30020, 31318, 35792, 42028, 42503, 44240, 44740, 52535, 60040, 62636, 78295, 84056, 85006, 89480, 105070, 120080, 125272, 156590, 168112, 170012, 176723, 178960, 210140, 212515, 250544, 297521, 313180, 340024, 353446, 420280, 425030, 595042, 626360, 680048, 706892, 840560, 850060, 883615, 1190084, 1237061, 1252720, 1413784, 1487605, 1700120, 1767230, 2380168, 2474122, 2827568, 2975210, 3357737, 3400240, 3534460, 4760336, 4948244, 5950420, 6185305, 6715474, 7068920, 9896488, 11900840, 12370610, 13430948, 14137840, 16788685, 19792976, 23504159, 23801680, 24741220, 26861896, 33577370, 47008318, 49482440, 53723792, 67154740, 94016636, 98964880, 117520795, 134309480, 188033272, 235041590, 268618960, 376066544, 470083180, 940166360, 1880332720]

約数ペア:

[(1, 1880332720), (2, 940166360), (4, 470083180), (5, 376066544), (7, 268618960), (8, 235041590), (10, 188033272), (14, 134309480), (16, 117520795), (19, 98964880), (20, 94016636), (28, 67154740), (35, 53723792), (38, 49482440), (40, 47008318), (56, 33577370), (70, 26861896), (76, 24741220), (79, 23801680), (80, 23504159), (95, 19792976), (112, 16788685), (133, 14137840), (140, 13430948), (152, 12370610), (158, 11900840), (190, 9896488), (266, 7068920), (280, 6715474), (304, 6185305), (316, 5950420), (380, 4948244), (395, 4760336), (532, 3534460), (553, 3400240), (560, 3357737), (632, 2975210), (665, 2827568), (760, 2474122), (790, 2380168), (1064, 1767230), (1106, 1700120), (1264, 1487605), (1330, 1413784), (1501, 1252720), (1520, 1237061), (1580, 1190084), (2128, 883615), (2212, 850060), (2237, 840560), (2660, 706892), (2765, 680048), (3002, 626360), (3160, 595042), (4424, 425030), (4474, 420280), (5320, 353446), (5530, 340024), (6004, 313180), (6320, 297521), (7505, 250544), (8848, 212515), (8948, 210140), (10507, 178960), (10640, 176723), (11060, 170012), (11185, 168112), (12008, 156590), (15010, 125272), (15659, 120080), (17896, 105070), (21014, 89480), (22120, 85006), (22370, 84056), (24016, 78295), (30020, 62636), (31318, 60040), (35792, 52535), (42028, 44740), (42503, 44240)]