138815820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5393}}^1$

素因数の和:5432

約数の個数: 144

約数和(自身を含む): 494780832

約数和(自身を除く): 355965012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 4290, 5148, 5393, 6435, 8580, 10786, 12870, 16179, 21572, 25740, 26965, 32358, 48537, 53930, 59323, 64716, 70109, 80895, 97074, 107860, 118646, 140218, 161790, 177969, 194148, 210327, 237292, 242685, 280436, 296615, 323580, 350545, 355938, 420654, 485370, 533907, 593230, 630981, 701090, 711876, 771199, 841308, 889845, 970740, 1051635, 1067814, 1186460, 1261962, 1402180, 1542398, 1779690, 2103270, 2135628, 2313597, 2523924, 2669535, 3084796, 3154905, 3559380, 3855995, 4206540, 4627194, 5339070, 6309810, 6940791, 7711990, 9254388, 10678140, 11567985, 12619620, 13881582, 15423980, 23135970, 27763164, 34703955, 46271940, 69407910, 138815820]

約数ペア:

[(1, 138815820), (2, 69407910), (3, 46271940), (4, 34703955), (5, 27763164), (6, 23135970), (9, 15423980), (10, 13881582), (11, 12619620), (12, 11567985), (13, 10678140), (15, 9254388), (18, 7711990), (20, 6940791), (22, 6309810), (26, 5339070), (30, 4627194), (33, 4206540), (36, 3855995), (39, 3559380), (44, 3154905), (45, 3084796), (52, 2669535), (55, 2523924), (60, 2313597), (65, 2135628), (66, 2103270), (78, 1779690), (90, 1542398), (99, 1402180), (110, 1261962), (117, 1186460), (130, 1067814), (132, 1051635), (143, 970740), (156, 889845), (165, 841308), (180, 771199), (195, 711876), (198, 701090), (220, 630981), (234, 593230), (260, 533907), (286, 485370), (330, 420654), (390, 355938), (396, 350545), (429, 323580), (468, 296615), (495, 280436), (572, 242685), (585, 237292), (660, 210327), (715, 194148), (780, 177969), (858, 161790), (990, 140218), (1170, 118646), (1287, 107860), (1430, 97074), (1716, 80895), (1980, 70109), (2145, 64716), (2340, 59323), (2574, 53930), (2860, 48537), (4290, 32358), (5148, 26965), (5393, 25740), (6435, 21572), (8580, 16179), (10786, 12870)]