245140740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{104761}}^1$

素因数の和:104789

約数の個数: 72

約数和(自身を含む): 800800728

約数和(自身を除く): 555659988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 104761, 209522, 314283, 419044, 523805, 628566, 942849, 1047610, 1257132, 1361893, 1571415, 1885698, 2095220, 2723786, 3142830, 3771396, 4085679, 4714245, 5447572, 6285660, 6809465, 8171358, 9428490, 12257037, 13618930, 16342716, 18856980, 20428395, 24514074, 27237860, 40856790, 49028148, 61285185, 81713580, 122570370, 245140740]

約数ペア:

[(1, 245140740), (2, 122570370), (3, 81713580), (4, 61285185), (5, 49028148), (6, 40856790), (9, 27237860), (10, 24514074), (12, 20428395), (13, 18856980), (15, 16342716), (18, 13618930), (20, 12257037), (26, 9428490), (30, 8171358), (36, 6809465), (39, 6285660), (45, 5447572), (52, 4714245), (60, 4085679), (65, 3771396), (78, 3142830), (90, 2723786), (117, 2095220), (130, 1885698), (156, 1571415), (180, 1361893), (195, 1257132), (234, 1047610), (260, 942849), (390, 628566), (468, 523805), (585, 419044), (780, 314283), (1170, 209522), (2340, 104761)]