2942117620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 7077514752

約数和(自身を除く): 4135397132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 43, 52, 62, 65, 86, 124, 130, 155, 169, 172, 215, 260, 310, 338, 403, 430, 559, 620, 653, 676, 806, 845, 860, 1118, 1306, 1333, 1612, 1690, 2015, 2236, 2612, 2666, 2795, 3265, 3380, 4030, 5239, 5332, 5590, 6530, 6665, 7267, 8060, 8489, 10478, 11180, 13060, 13330, 14534, 16978, 17329, 20243, 20956, 26195, 26660, 28079, 29068, 33956, 34658, 36335, 40486, 42445, 52390, 56158, 69316, 72670, 80972, 84890, 86645, 101215, 104780, 110357, 112316, 140395, 145340, 169780, 173290, 202430, 220714, 225277, 263159, 280790, 346580, 365027, 404860, 441428, 450554, 526318, 551785, 561580, 730054, 870449, 901108, 1052636, 1103570, 1126385, 1315795, 1460108, 1740898, 1825135, 2207140, 2252770, 2631590, 3421067, 3481796, 3650270, 4352245, 4505540, 4745351, 5263180, 6842134, 7300540, 8704490, 9490702, 11315837, 13684268, 17105335, 17408980, 18981404, 22631674, 23726755, 34210670, 45263348, 47453510, 56579185, 68421340, 94907020, 113158370, 147105881, 226316740, 294211762, 588423524, 735529405, 1471058810, 2942117620]

約数ペア:

[(1, 2942117620), (2, 1471058810), (4, 735529405), (5, 588423524), (10, 294211762), (13, 226316740), (20, 147105881), (26, 113158370), (31, 94907020), (43, 68421340), (52, 56579185), (62, 47453510), (65, 45263348), (86, 34210670), (124, 23726755), (130, 22631674), (155, 18981404), (169, 17408980), (172, 17105335), (215, 13684268), (260, 11315837), (310, 9490702), (338, 8704490), (403, 7300540), (430, 6842134), (559, 5263180), (620, 4745351), (653, 4505540), (676, 4352245), (806, 3650270), (845, 3481796), (860, 3421067), (1118, 2631590), (1306, 2252770), (1333, 2207140), (1612, 1825135), (1690, 1740898), (2015, 1460108), (2236, 1315795), (2612, 1126385), (2666, 1103570), (2795, 1052636), (3265, 901108), (3380, 870449), (4030, 730054), (5239, 561580), (5332, 551785), (5590, 526318), (6530, 450554), (6665, 441428), (7267, 404860), (8060, 365027), (8489, 346580), (10478, 280790), (11180, 263159), (13060, 225277), (13330, 220714), (14534, 202430), (16978, 173290), (17329, 169780), (20243, 145340), (20956, 140395), (26195, 112316), (26660, 110357), (28079, 104780), (29068, 101215), (33956, 86645), (34658, 84890), (36335, 80972), (40486, 72670), (42445, 69316), (52390, 56158)]