38120940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1$

素因数の和:1520

約数の個数: 144

約数和(自身を含む): 135940896

約数和(自身を除く): 97819956

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, 1481, 1716, 1980, 2145, 2340, 2574, 2860, 2962, 4290, 4443, 5148, 5924, 6435, 7405, 8580, 8886, 12870, 13329, 14810, 16291, 17772, 19253, 22215, 25740, 26658, 29620, 32582, 38506, 44430, 48873, 53316, 57759, 65164, 66645, 77012, 81455, 88860, 96265, 97746, 115518, 133290, 146619, 162910, 173277, 192530, 195492, 211783, 231036, 244365, 266580, 288795, 293238, 325820, 346554, 385060, 423566, 488730, 577590, 586476, 635349, 693108, 733095, 847132, 866385, 977460, 1058915, 1155180, 1270698, 1466190, 1732770, 1906047, 2117830, 2541396, 2932380, 3176745, 3465540, 3812094, 4235660, 6353490, 7624188, 9530235, 12706980, 19060470, 38120940]

約数ペア:

[(1, 38120940), (2, 19060470), (3, 12706980), (4, 9530235), (5, 7624188), (6, 6353490), (9, 4235660), (10, 3812094), (11, 3465540), (12, 3176745), (13, 2932380), (15, 2541396), (18, 2117830), (20, 1906047), (22, 1732770), (26, 1466190), (30, 1270698), (33, 1155180), (36, 1058915), (39, 977460), (44, 866385), (45, 847132), (52, 733095), (55, 693108), (60, 635349), (65, 586476), (66, 577590), (78, 488730), (90, 423566), (99, 385060), (110, 346554), (117, 325820), (130, 293238), (132, 288795), (143, 266580), (156, 244365), (165, 231036), (180, 211783), (195, 195492), (198, 192530), (220, 173277), (234, 162910), (260, 146619), (286, 133290), (330, 115518), (390, 97746), (396, 96265), (429, 88860), (468, 81455), (495, 77012), (572, 66645), (585, 65164), (660, 57759), (715, 53316), (780, 48873), (858, 44430), (990, 38506), (1170, 32582), (1287, 29620), (1430, 26658), (1481, 25740), (1716, 22215), (1980, 19253), (2145, 17772), (2340, 16291), (2574, 14810), (2860, 13329), (2962, 12870), (4290, 8886), (4443, 8580), (5148, 7405), (5924, 6435)]