13286474280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{647489}}^1$

素因数の和:647528

約数の個数: 128

約数和(自身を含む): 46619280000

約数和(自身を除く): 33332805720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 647489, 1294978, 1942467, 2589956, 3237445, 3884934, 5179912, 5827401, 6474890, 7769868, 9712335, 11654802, 12302291, 12949780, 15539736, 17482203, 19424670, 23309604, 24604582, 25899560, 29137005, 34964406, 36906873, 38849340, 46619208, 49209164, 58274010, 61511455, 69928812, 73813746, 77698680, 87411015, 98418328, 110720619, 116548020, 123022910, 139857624, 147627492, 174822030, 184534365, 221441238, 233096040, 246045820, 295254984, 332161857, 349644060, 369068730, 442882476, 492091640, 553603095, 664323714, 699288120, 738137460, 885764952, 1107206190, 1328647428, 1476274920, 1660809285, 2214412380, 2657294856, 3321618570, 4428824760, 6643237140, 13286474280]

約数ペア:

[(1, 13286474280), (2, 6643237140), (3, 4428824760), (4, 3321618570), (5, 2657294856), (6, 2214412380), (8, 1660809285), (9, 1476274920), (10, 1328647428), (12, 1107206190), (15, 885764952), (18, 738137460), (19, 699288120), (20, 664323714), (24, 553603095), (27, 492091640), (30, 442882476), (36, 369068730), (38, 349644060), (40, 332161857), (45, 295254984), (54, 246045820), (57, 233096040), (60, 221441238), (72, 184534365), (76, 174822030), (90, 147627492), (95, 139857624), (108, 123022910), (114, 116548020), (120, 110720619), (135, 98418328), (152, 87411015), (171, 77698680), (180, 73813746), (190, 69928812), (216, 61511455), (228, 58274010), (270, 49209164), (285, 46619208), (342, 38849340), (360, 36906873), (380, 34964406), (456, 29137005), (513, 25899560), (540, 24604582), (570, 23309604), (684, 19424670), (760, 17482203), (855, 15539736), (1026, 12949780), (1080, 12302291), (1140, 11654802), (1368, 9712335), (1710, 7769868), (2052, 6474890), (2280, 5827401), (2565, 5179912), (3420, 3884934), (4104, 3237445), (5130, 2589956), (6840, 1942467), (10260, 1294978), (20520, 647489)]