78088356

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:441

約数の個数: 72

約数和(自身を含む): 202535424

約数和(自身を除く): 124447068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 137, 142, 213, 223, 274, 284, 411, 426, 446, 548, 639, 669, 822, 852, 892, 1233, 1278, 1338, 1644, 2007, 2466, 2556, 2676, 4014, 4932, 8028, 9727, 15833, 19454, 29181, 30551, 31666, 38908, 47499, 58362, 61102, 63332, 87543, 91653, 94998, 116724, 122204, 142497, 175086, 183306, 189996, 274959, 284994, 350172, 366612, 549918, 569988, 1099836, 2169121, 4338242, 6507363, 8676484, 13014726, 19522089, 26029452, 39044178, 78088356]

約数ペア:

[(1, 78088356), (2, 39044178), (3, 26029452), (4, 19522089), (6, 13014726), (9, 8676484), (12, 6507363), (18, 4338242), (36, 2169121), (71, 1099836), (137, 569988), (142, 549918), (213, 366612), (223, 350172), (274, 284994), (284, 274959), (411, 189996), (426, 183306), (446, 175086), (548, 142497), (639, 122204), (669, 116724), (822, 94998), (852, 91653), (892, 87543), (1233, 63332), (1278, 61102), (1338, 58362), (1644, 47499), (2007, 38908), (2466, 31666), (2556, 30551), (2676, 29181), (4014, 19454), (4932, 15833), (8028, 9727)]