78438924

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1647

約数の個数: 72

約数和(自身を含む): 210424032

約数和(自身を除く): 131985108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 61, 69, 92, 122, 138, 183, 207, 244, 276, 366, 414, 549, 732, 828, 1098, 1403, 1553, 2196, 2806, 3106, 4209, 4659, 5612, 6212, 8418, 9318, 12627, 13977, 16836, 18636, 25254, 27954, 35719, 50508, 55908, 71438, 94733, 107157, 142876, 189466, 214314, 284199, 321471, 378932, 428628, 568398, 642942, 852597, 1136796, 1285884, 1705194, 2178859, 3410388, 4357718, 6536577, 8715436, 13073154, 19609731, 26146308, 39219462, 78438924]

約数ペア:

[(1, 78438924), (2, 39219462), (3, 26146308), (4, 19609731), (6, 13073154), (9, 8715436), (12, 6536577), (18, 4357718), (23, 3410388), (36, 2178859), (46, 1705194), (61, 1285884), (69, 1136796), (92, 852597), (122, 642942), (138, 568398), (183, 428628), (207, 378932), (244, 321471), (276, 284199), (366, 214314), (414, 189466), (549, 142876), (732, 107157), (828, 94733), (1098, 71438), (1403, 55908), (1553, 50508), (2196, 35719), (2806, 27954), (3106, 25254), (4209, 18636), (4659, 16836), (5612, 13977), (6212, 12627), (8418, 9318)]