81444150

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 192

約数和(自身を含む): 243555840

約数和(自身を除く): 162111690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 27, 30, 43, 45, 46, 50, 54, 61, 69, 75, 86, 90, 115, 122, 129, 135, 138, 150, 183, 207, 215, 225, 230, 258, 270, 305, 345, 366, 387, 414, 430, 450, 549, 575, 610, 621, 645, 675, 690, 774, 915, 989, 1035, 1075, 1098, 1150, 1161, 1242, 1290, 1350, 1403, 1525, 1647, 1725, 1830, 1935, 1978, 2070, 2150, 2322, 2623, 2745, 2806, 2967, 3050, 3105, 3225, 3294, 3450, 3870, 4209, 4575, 4945, 5175, 5246, 5490, 5805, 5934, 6210, 6450, 7015, 7869, 8235, 8418, 8901, 9150, 9675, 9890, 10350, 11610, 12627, 13115, 13725, 14030, 14835, 15525, 15738, 16470, 17802, 19350, 21045, 23607, 24725, 25254, 26230, 26703, 27450, 29025, 29670, 31050, 35075, 37881, 39345, 41175, 42090, 44505, 47214, 49450, 53406, 58050, 60329, 63135, 65575, 70150, 70821, 74175, 75762, 78690, 82350, 89010, 105225, 118035, 120658, 126270, 131150, 133515, 141642, 148350, 180987, 189405, 196725, 210450, 222525, 236070, 267030, 301645, 315675, 354105, 361974, 378810, 393450, 445050, 542961, 590175, 603290, 631350, 667575, 708210, 904935, 947025, 1085922, 1180350, 1335150, 1508225, 1628883, 1770525, 1809870, 1894050, 2714805, 3016450, 3257766, 3541050, 4524675, 5429610, 8144415, 9049350, 13574025, 16288830, 27148050, 40722075, 81444150]

約数ペア:

[(1, 81444150), (2, 40722075), (3, 27148050), (5, 16288830), (6, 13574025), (9, 9049350), (10, 8144415), (15, 5429610), (18, 4524675), (23, 3541050), (25, 3257766), (27, 3016450), (30, 2714805), (43, 1894050), (45, 1809870), (46, 1770525), (50, 1628883), (54, 1508225), (61, 1335150), (69, 1180350), (75, 1085922), (86, 947025), (90, 904935), (115, 708210), (122, 667575), (129, 631350), (135, 603290), (138, 590175), (150, 542961), (183, 445050), (207, 393450), (215, 378810), (225, 361974), (230, 354105), (258, 315675), (270, 301645), (305, 267030), (345, 236070), (366, 222525), (387, 210450), (414, 196725), (430, 189405), (450, 180987), (549, 148350), (575, 141642), (610, 133515), (621, 131150), (645, 126270), (675, 120658), (690, 118035), (774, 105225), (915, 89010), (989, 82350), (1035, 78690), (1075, 75762), (1098, 74175), (1150, 70821), (1161, 70150), (1242, 65575), (1290, 63135), (1350, 60329), (1403, 58050), (1525, 53406), (1647, 49450), (1725, 47214), (1830, 44505), (1935, 42090), (1978, 41175), (2070, 39345), (2150, 37881), (2322, 35075), (2623, 31050), (2745, 29670), (2806, 29025), (2967, 27450), (3050, 26703), (3105, 26230), (3225, 25254), (3294, 24725), (3450, 23607), (3870, 21045), (4209, 19350), (4575, 17802), (4945, 16470), (5175, 15738), (5246, 15525), (5490, 14835), (5805, 14030), (5934, 13725), (6210, 13115), (6450, 12627), (7015, 11610), (7869, 10350), (8235, 9890), (8418, 9675), (8901, 9150)]