136916780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1$

素因数の和:1024

約数の個数: 144

約数和(自身を含む): 393343776

約数和(自身を除く): 256426996

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 70, 77, 91, 98, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 286, 308, 364, 385, 455, 490, 539, 572, 637, 715, 770, 910, 977, 980, 1001, 1078, 1274, 1430, 1540, 1820, 1954, 2002, 2156, 2548, 2695, 2860, 3185, 3908, 4004, 4885, 5005, 5390, 6370, 6839, 7007, 9770, 10010, 10747, 10780, 12701, 12740, 13678, 14014, 19540, 20020, 21494, 25402, 27356, 28028, 34195, 35035, 42988, 47873, 50804, 53735, 63505, 68390, 70070, 75229, 88907, 95746, 107470, 127010, 136780, 139711, 140140, 150458, 177814, 191492, 214940, 239365, 254020, 279422, 300916, 355628, 376145, 444535, 478730, 526603, 558844, 622349, 698555, 752290, 889070, 957460, 977977, 1053206, 1244698, 1397110, 1504580, 1778140, 1955954, 2106412, 2489396, 2633015, 2794220, 3111745, 3911908, 4889885, 5266030, 6223490, 6845839, 9779770, 10532060, 12446980, 13691678, 19559540, 27383356, 34229195, 68458390, 136916780]

約数ペア:

[(1, 136916780), (2, 68458390), (4, 34229195), (5, 27383356), (7, 19559540), (10, 13691678), (11, 12446980), (13, 10532060), (14, 9779770), (20, 6845839), (22, 6223490), (26, 5266030), (28, 4889885), (35, 3911908), (44, 3111745), (49, 2794220), (52, 2633015), (55, 2489396), (65, 2106412), (70, 1955954), (77, 1778140), (91, 1504580), (98, 1397110), (110, 1244698), (130, 1053206), (140, 977977), (143, 957460), (154, 889070), (182, 752290), (196, 698555), (220, 622349), (245, 558844), (260, 526603), (286, 478730), (308, 444535), (364, 376145), (385, 355628), (455, 300916), (490, 279422), (539, 254020), (572, 239365), (637, 214940), (715, 191492), (770, 177814), (910, 150458), (977, 140140), (980, 139711), (1001, 136780), (1078, 127010), (1274, 107470), (1430, 95746), (1540, 88907), (1820, 75229), (1954, 70070), (2002, 68390), (2156, 63505), (2548, 53735), (2695, 50804), (2860, 47873), (3185, 42988), (3908, 35035), (4004, 34195), (4885, 28028), (5005, 27356), (5390, 25402), (6370, 21494), (6839, 20020), (7007, 19540), (9770, 14014), (10010, 13678), (10747, 12740), (10780, 12701)]