780693480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{44257}}^1$

素因数の和:44288

約数の個数: 144

約数和(自身を含む): 2951566020

約数和(自身を除く): 2170872540

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 44257, 88514, 132771, 177028, 221285, 265542, 309799, 354056, 398313, 442570, 531084, 619598, 663855, 796626, 885140, 929397, 1062168, 1239196, 1327710, 1548995, 1593252, 1770280, 1858794, 1991565, 2168593, 2478392, 2655420, 2788191, 3097990, 3186504, 3717588, 3983130, 4337186, 4646985, 5310840, 5576382, 6195980, 6505779, 7435176, 7966260, 8674372, 9293970, 10842965, 11152764, 12391960, 13011558, 13940955, 15932520, 17348744, 18587940, 19517337, 21685930, 22305528, 26023116, 27881910, 32528895, 37175880, 39034674, 43371860, 52046232, 55763820, 65057790, 78069348, 86743720, 97586685, 111527640, 130115580, 156138696, 195173370, 260231160, 390346740, 780693480]

約数ペア:

[(1, 780693480), (2, 390346740), (3, 260231160), (4, 195173370), (5, 156138696), (6, 130115580), (7, 111527640), (8, 97586685), (9, 86743720), (10, 78069348), (12, 65057790), (14, 55763820), (15, 52046232), (18, 43371860), (20, 39034674), (21, 37175880), (24, 32528895), (28, 27881910), (30, 26023116), (35, 22305528), (36, 21685930), (40, 19517337), (42, 18587940), (45, 17348744), (49, 15932520), (56, 13940955), (60, 13011558), (63, 12391960), (70, 11152764), (72, 10842965), (84, 9293970), (90, 8674372), (98, 7966260), (105, 7435176), (120, 6505779), (126, 6195980), (140, 5576382), (147, 5310840), (168, 4646985), (180, 4337186), (196, 3983130), (210, 3717588), (245, 3186504), (252, 3097990), (280, 2788191), (294, 2655420), (315, 2478392), (360, 2168593), (392, 1991565), (420, 1858794), (441, 1770280), (490, 1593252), (504, 1548995), (588, 1327710), (630, 1239196), (735, 1062168), (840, 929397), (882, 885140), (980, 796626), (1176, 663855), (1260, 619598), (1470, 531084), (1764, 442570), (1960, 398313), (2205, 354056), (2520, 309799), (2940, 265542), (3528, 221285), (4410, 177028), (5880, 132771), (8820, 88514), (17640, 44257)]