7831222140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{173}}^2$

素因数の和:461

約数の個数: 216

約数和(自身を含む): 25943969520

約数和(自身を除く): 18112747380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 89, 98, 105, 140, 147, 173, 178, 196, 210, 245, 267, 294, 346, 356, 420, 445, 490, 519, 534, 588, 623, 692, 735, 865, 890, 980, 1038, 1068, 1211, 1246, 1335, 1470, 1730, 1780, 1869, 2076, 2422, 2492, 2595, 2670, 2940, 3115, 3460, 3633, 3738, 4361, 4844, 5190, 5340, 6055, 6230, 7266, 7476, 8477, 8722, 9345, 10380, 12110, 12460, 13083, 14532, 15397, 16954, 17444, 18165, 18690, 21805, 24220, 25431, 26166, 29929, 30794, 33908, 36330, 37380, 42385, 43610, 46191, 50862, 52332, 59858, 61588, 65415, 72660, 76985, 84770, 87220, 89787, 92382, 101724, 107779, 119716, 127155, 130830, 149645, 153970, 169540, 179574, 184764, 209503, 215558, 230955, 254310, 261660, 299290, 307940, 323337, 359148, 419006, 431116, 448935, 461910, 508620, 538895, 598580, 628509, 646674, 754453, 838012, 897870, 923820, 1047515, 1077790, 1257018, 1293348, 1466521, 1508906, 1616685, 1795740, 2095030, 2155580, 2263359, 2514036, 2663681, 2933042, 3017812, 3142545, 3233370, 3772265, 4190060, 4399563, 4526718, 5327362, 5866084, 6285090, 6466740, 7332605, 7544530, 7991043, 8799126, 9053436, 10654724, 11316795, 12570180, 13318405, 14665210, 15089060, 15982086, 17598252, 18645767, 21997815, 22633590, 26636810, 29330420, 31964172, 37291534, 39955215, 43995630, 45267180, 53273620, 55937301, 74583068, 79910430, 87991260, 93228835, 111874602, 130520369, 159820860, 186457670, 223749204, 261040738, 279686505, 372915340, 391561107, 522081476, 559373010, 652601845, 783122214, 1118746020, 1305203690, 1566244428, 1957805535, 2610407380, 3915611070, 7831222140]

約数ペア:

[(1, 7831222140), (2, 3915611070), (3, 2610407380), (4, 1957805535), (5, 1566244428), (6, 1305203690), (7, 1118746020), (10, 783122214), (12, 652601845), (14, 559373010), (15, 522081476), (20, 391561107), (21, 372915340), (28, 279686505), (30, 261040738), (35, 223749204), (42, 186457670), (49, 159820860), (60, 130520369), (70, 111874602), (84, 93228835), (89, 87991260), (98, 79910430), (105, 74583068), (140, 55937301), (147, 53273620), (173, 45267180), (178, 43995630), (196, 39955215), (210, 37291534), (245, 31964172), (267, 29330420), (294, 26636810), (346, 22633590), (356, 21997815), (420, 18645767), (445, 17598252), (490, 15982086), (519, 15089060), (534, 14665210), (588, 13318405), (623, 12570180), (692, 11316795), (735, 10654724), (865, 9053436), (890, 8799126), (980, 7991043), (1038, 7544530), (1068, 7332605), (1211, 6466740), (1246, 6285090), (1335, 5866084), (1470, 5327362), (1730, 4526718), (1780, 4399563), (1869, 4190060), (2076, 3772265), (2422, 3233370), (2492, 3142545), (2595, 3017812), (2670, 2933042), (2940, 2663681), (3115, 2514036), (3460, 2263359), (3633, 2155580), (3738, 2095030), (4361, 1795740), (4844, 1616685), (5190, 1508906), (5340, 1466521), (6055, 1293348), (6230, 1257018), (7266, 1077790), (7476, 1047515), (8477, 923820), (8722, 897870), (9345, 838012), (10380, 754453), (12110, 646674), (12460, 628509), (13083, 598580), (14532, 538895), (15397, 508620), (16954, 461910), (17444, 448935), (18165, 431116), (18690, 419006), (21805, 359148), (24220, 323337), (25431, 307940), (26166, 299290), (29929, 261660), (30794, 254310), (33908, 230955), (36330, 215558), (37380, 209503), (42385, 184764), (43610, 179574), (46191, 169540), (50862, 153970), (52332, 149645), (59858, 130830), (61588, 127155), (65415, 119716), (72660, 107779), (76985, 101724), (84770, 92382), (87220, 89787)]