161280900

素因数分解:

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

素因数の和:1523

約数の個数: 162

約数和(自身を含む): 556036026

約数和(自身を除く): 394755126

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 121, 132, 150, 165, 180, 198, 220, 225, 242, 275, 300, 330, 363, 396, 450, 484, 495, 550, 605, 660, 726, 825, 900, 990, 1089, 1100, 1210, 1452, 1481, 1650, 1815, 1980, 2178, 2420, 2475, 2962, 3025, 3300, 3630, 4356, 4443, 4950, 5445, 5924, 6050, 7260, 7405, 8886, 9075, 9900, 10890, 12100, 13329, 14810, 16291, 17772, 18150, 21780, 22215, 26658, 27225, 29620, 32582, 36300, 37025, 44430, 48873, 53316, 54450, 65164, 66645, 74050, 81455, 88860, 97746, 108900, 111075, 133290, 146619, 148100, 162910, 179201, 195492, 222150, 244365, 266580, 293238, 325820, 333225, 358402, 407275, 444300, 488730, 537603, 586476, 666450, 716804, 733095, 814550, 896005, 977460, 1075206, 1221825, 1332900, 1466190, 1612809, 1629100, 1792010, 2150412, 2443650, 2688015, 2932380, 3225618, 3584020, 3665475, 4480025, 4887300, 5376030, 6451236, 7330950, 8064045, 8960050, 10752060, 13440075, 14661900, 16128090, 17920100, 26880150, 32256180, 40320225, 53760300, 80640450, 161280900]

約数ペア:

[(1, 161280900), (2, 80640450), (3, 53760300), (4, 40320225), (5, 32256180), (6, 26880150), (9, 17920100), (10, 16128090), (11, 14661900), (12, 13440075), (15, 10752060), (18, 8960050), (20, 8064045), (22, 7330950), (25, 6451236), (30, 5376030), (33, 4887300), (36, 4480025), (44, 3665475), (45, 3584020), (50, 3225618), (55, 2932380), (60, 2688015), (66, 2443650), (75, 2150412), (90, 1792010), (99, 1629100), (100, 1612809), (110, 1466190), (121, 1332900), (132, 1221825), (150, 1075206), (165, 977460), (180, 896005), (198, 814550), (220, 733095), (225, 716804), (242, 666450), (275, 586476), (300, 537603), (330, 488730), (363, 444300), (396, 407275), (450, 358402), (484, 333225), (495, 325820), (550, 293238), (605, 266580), (660, 244365), (726, 222150), (825, 195492), (900, 179201), (990, 162910), (1089, 148100), (1100, 146619), (1210, 133290), (1452, 111075), (1481, 108900), (1650, 97746), (1815, 88860), (1980, 81455), (2178, 74050), (2420, 66645), (2475, 65164), (2962, 54450), (3025, 53316), (3300, 48873), (3630, 44430), (4356, 37025), (4443, 36300), (4950, 32582), (5445, 29620), (5924, 27225), (6050, 26658), (7260, 22215), (7405, 21780), (8886, 18150), (9075, 17772), (9900, 16291), (10890, 14810), (12100, 13329)]