71981784

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{2267}}^1$

素因数の和:2299

約数の個数: 120

約数和(自身を含む): 234635940

約数和(自身を除く): 162654156

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 252, 294, 324, 378, 392, 441, 504, 567, 588, 648, 756, 882, 1134, 1176, 1323, 1512, 1764, 2267, 2268, 2646, 3528, 3969, 4534, 4536, 5292, 6801, 7938, 9068, 10584, 13602, 15869, 15876, 18136, 20403, 27204, 31738, 31752, 40806, 47607, 54408, 61209, 63476, 81612, 95214, 111083, 122418, 126952, 142821, 163224, 183627, 190428, 222166, 244836, 285642, 333249, 367254, 380856, 428463, 444332, 489672, 571284, 666498, 734508, 856926, 888664, 999747, 1142568, 1285389, 1332996, 1469016, 1713852, 1999494, 2570778, 2665992, 2999241, 3427704, 3998988, 5141556, 5998482, 7997976, 8997723, 10283112, 11996964, 17995446, 23993928, 35990892, 71981784]

約数ペア:

[(1, 71981784), (2, 35990892), (3, 23993928), (4, 17995446), (6, 11996964), (7, 10283112), (8, 8997723), (9, 7997976), (12, 5998482), (14, 5141556), (18, 3998988), (21, 3427704), (24, 2999241), (27, 2665992), (28, 2570778), (36, 1999494), (42, 1713852), (49, 1469016), (54, 1332996), (56, 1285389), (63, 1142568), (72, 999747), (81, 888664), (84, 856926), (98, 734508), (108, 666498), (126, 571284), (147, 489672), (162, 444332), (168, 428463), (189, 380856), (196, 367254), (216, 333249), (252, 285642), (294, 244836), (324, 222166), (378, 190428), (392, 183627), (441, 163224), (504, 142821), (567, 126952), (588, 122418), (648, 111083), (756, 95214), (882, 81612), (1134, 63476), (1176, 61209), (1323, 54408), (1512, 47607), (1764, 40806), (2267, 31752), (2268, 31738), (2646, 27204), (3528, 20403), (3969, 18136), (4534, 15876), (4536, 15869), (5292, 13602), (6801, 10584), (7938, 9068)]