728745480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:664

約数の個数: 192

約数和(自身を含む): 2456017200

約数和(自身を除く): 1727271720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 97, 120, 123, 164, 180, 194, 205, 246, 291, 328, 360, 369, 388, 410, 485, 492, 509, 582, 615, 738, 776, 820, 873, 970, 984, 1018, 1164, 1230, 1455, 1476, 1527, 1640, 1746, 1845, 1940, 2036, 2328, 2460, 2545, 2910, 2952, 3054, 3492, 3690, 3880, 3977, 4072, 4365, 4581, 4920, 5090, 5820, 6108, 6984, 7380, 7635, 7954, 8730, 9162, 10180, 11640, 11931, 12216, 14760, 15270, 15908, 17460, 18324, 19885, 20360, 20869, 22905, 23862, 30540, 31816, 34920, 35793, 36648, 39770, 41738, 45810, 47724, 49373, 59655, 61080, 62607, 71586, 79540, 83476, 91620, 95448, 98746, 104345, 119310, 125214, 143172, 148119, 159080, 166952, 178965, 183240, 187821, 197492, 208690, 238620, 246865, 250428, 286344, 296238, 313035, 357930, 375642, 394984, 417380, 444357, 477240, 493730, 500856, 592476, 626070, 715860, 740595, 751284, 834760, 888714, 939105, 987460, 1184952, 1252140, 1431720, 1481190, 1502568, 1777428, 1878210, 1974920, 2024293, 2221785, 2504280, 2962380, 3554856, 3756420, 4048586, 4443570, 5924760, 6072879, 7512840, 8097172, 8887140, 10121465, 12145758, 16194344, 17774280, 18218637, 20242930, 24291516, 30364395, 36437274, 40485860, 48583032, 60728790, 72874548, 80971720, 91093185, 121457580, 145749096, 182186370, 242915160, 364372740, 728745480]

約数ペア:

[(1, 728745480), (2, 364372740), (3, 242915160), (4, 182186370), (5, 145749096), (6, 121457580), (8, 91093185), (9, 80971720), (10, 72874548), (12, 60728790), (15, 48583032), (18, 40485860), (20, 36437274), (24, 30364395), (30, 24291516), (36, 20242930), (40, 18218637), (41, 17774280), (45, 16194344), (60, 12145758), (72, 10121465), (82, 8887140), (90, 8097172), (97, 7512840), (120, 6072879), (123, 5924760), (164, 4443570), (180, 4048586), (194, 3756420), (205, 3554856), (246, 2962380), (291, 2504280), (328, 2221785), (360, 2024293), (369, 1974920), (388, 1878210), (410, 1777428), (485, 1502568), (492, 1481190), (509, 1431720), (582, 1252140), (615, 1184952), (738, 987460), (776, 939105), (820, 888714), (873, 834760), (970, 751284), (984, 740595), (1018, 715860), (1164, 626070), (1230, 592476), (1455, 500856), (1476, 493730), (1527, 477240), (1640, 444357), (1746, 417380), (1845, 394984), (1940, 375642), (2036, 357930), (2328, 313035), (2460, 296238), (2545, 286344), (2910, 250428), (2952, 246865), (3054, 238620), (3492, 208690), (3690, 197492), (3880, 187821), (3977, 183240), (4072, 178965), (4365, 166952), (4581, 159080), (4920, 148119), (5090, 143172), (5820, 125214), (6108, 119310), (6984, 104345), (7380, 98746), (7635, 95448), (7954, 91620), (8730, 83476), (9162, 79540), (10180, 71586), (11640, 62607), (11931, 61080), (12216, 59655), (14760, 49373), (15270, 47724), (15908, 45810), (17460, 41738), (18324, 39770), (19885, 36648), (20360, 35793), (20869, 34920), (22905, 31816), (23862, 30540)]