180489540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5581}}^1$

素因数の和:5618

約数の個数: 144

約数和(自身を含む): 641438784

約数和(自身を除く): 460949244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 2156, 2310, 2695, 2940, 3234, 4620, 5390, 5581, 6468, 8085, 10780, 11162, 16170, 16743, 22324, 27905, 32340, 33486, 39067, 55810, 61391, 66972, 78134, 83715, 111620, 117201, 122782, 156268, 167430, 184173, 195335, 234402, 245564, 273469, 306955, 334860, 368346, 390670, 429737, 468804, 546938, 586005, 613910, 736692, 781340, 820407, 859474, 920865, 1093876, 1172010, 1227820, 1289211, 1367345, 1640814, 1718948, 1841730, 2148685, 2344020, 2578422, 2734690, 3008159, 3281628, 3683460, 4102035, 4297370, 5156844, 5469380, 6016318, 6446055, 8204070, 8594740, 9024477, 12032636, 12892110, 15040795, 16408140, 18048954, 25784220, 30081590, 36097908, 45122385, 60163180, 90244770, 180489540]

約数ペア:

[(1, 180489540), (2, 90244770), (3, 60163180), (4, 45122385), (5, 36097908), (6, 30081590), (7, 25784220), (10, 18048954), (11, 16408140), (12, 15040795), (14, 12892110), (15, 12032636), (20, 9024477), (21, 8594740), (22, 8204070), (28, 6446055), (30, 6016318), (33, 5469380), (35, 5156844), (42, 4297370), (44, 4102035), (49, 3683460), (55, 3281628), (60, 3008159), (66, 2734690), (70, 2578422), (77, 2344020), (84, 2148685), (98, 1841730), (105, 1718948), (110, 1640814), (132, 1367345), (140, 1289211), (147, 1227820), (154, 1172010), (165, 1093876), (196, 920865), (210, 859474), (220, 820407), (231, 781340), (245, 736692), (294, 613910), (308, 586005), (330, 546938), (385, 468804), (420, 429737), (462, 390670), (490, 368346), (539, 334860), (588, 306955), (660, 273469), (735, 245564), (770, 234402), (924, 195335), (980, 184173), (1078, 167430), (1155, 156268), (1470, 122782), (1540, 117201), (1617, 111620), (2156, 83715), (2310, 78134), (2695, 66972), (2940, 61391), (3234, 55810), (4620, 39067), (5390, 33486), (5581, 32340), (6468, 27905), (8085, 22324), (10780, 16743), (11162, 16170)]