140819940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:606

約数の個数: 144

約数和(自身を含む): 451105200

約数和(自身を除く): 310285260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 53, 58, 60, 87, 90, 106, 116, 145, 159, 174, 180, 212, 261, 265, 290, 318, 348, 435, 477, 509, 522, 530, 580, 636, 795, 870, 954, 1018, 1044, 1060, 1305, 1527, 1537, 1590, 1740, 1908, 2036, 2385, 2545, 2610, 3054, 3074, 3180, 4581, 4611, 4770, 5090, 5220, 6108, 6148, 7635, 7685, 9162, 9222, 9540, 10180, 13833, 14761, 15270, 15370, 18324, 18444, 22905, 23055, 26977, 27666, 29522, 30540, 30740, 44283, 45810, 46110, 53954, 55332, 59044, 69165, 73805, 80931, 88566, 91620, 92220, 107908, 132849, 134885, 138330, 147610, 161862, 177132, 221415, 242793, 265698, 269770, 276660, 295220, 323724, 404655, 442830, 485586, 531396, 539540, 664245, 782333, 809310, 885660, 971172, 1213965, 1328490, 1564666, 1618620, 2346999, 2427930, 2656980, 3129332, 3911665, 4693998, 4855860, 7040997, 7823330, 9387996, 11734995, 14081994, 15646660, 23469990, 28163988, 35204985, 46939980, 70409970, 140819940]

約数ペア:

[(1, 140819940), (2, 70409970), (3, 46939980), (4, 35204985), (5, 28163988), (6, 23469990), (9, 15646660), (10, 14081994), (12, 11734995), (15, 9387996), (18, 7823330), (20, 7040997), (29, 4855860), (30, 4693998), (36, 3911665), (45, 3129332), (53, 2656980), (58, 2427930), (60, 2346999), (87, 1618620), (90, 1564666), (106, 1328490), (116, 1213965), (145, 971172), (159, 885660), (174, 809310), (180, 782333), (212, 664245), (261, 539540), (265, 531396), (290, 485586), (318, 442830), (348, 404655), (435, 323724), (477, 295220), (509, 276660), (522, 269770), (530, 265698), (580, 242793), (636, 221415), (795, 177132), (870, 161862), (954, 147610), (1018, 138330), (1044, 134885), (1060, 132849), (1305, 107908), (1527, 92220), (1537, 91620), (1590, 88566), (1740, 80931), (1908, 73805), (2036, 69165), (2385, 59044), (2545, 55332), (2610, 53954), (3054, 46110), (3074, 45810), (3180, 44283), (4581, 30740), (4611, 30540), (4770, 29522), (5090, 27666), (5220, 26977), (6108, 23055), (6148, 22905), (7635, 18444), (7685, 18324), (9162, 15370), (9222, 15270), (9540, 14761), (10180, 13833)]