179045020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{977}}^1$

素因数の和:1028

約数の個数: 144

約数和(自身を含む): 505727712

約数和(自身を除く): 326682692

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 49, 55, 68, 70, 77, 85, 98, 110, 119, 140, 154, 170, 187, 196, 220, 238, 245, 308, 340, 374, 385, 476, 490, 539, 595, 748, 770, 833, 935, 977, 980, 1078, 1190, 1309, 1540, 1666, 1870, 1954, 2156, 2380, 2618, 2695, 3332, 3740, 3908, 4165, 4885, 5236, 5390, 6545, 6839, 8330, 9163, 9770, 10747, 10780, 13090, 13678, 16609, 16660, 18326, 19540, 21494, 26180, 27356, 33218, 34195, 36652, 42988, 45815, 47873, 53735, 66436, 68390, 75229, 83045, 91630, 95746, 107470, 116263, 136780, 150458, 166090, 182699, 183260, 191492, 214940, 232526, 239365, 300916, 332180, 365398, 376145, 465052, 478730, 526603, 581315, 730796, 752290, 813841, 913495, 957460, 1053206, 1162630, 1278893, 1504580, 1627682, 1826990, 2106412, 2325260, 2557786, 2633015, 3255364, 3653980, 4069205, 5115572, 5266030, 6394465, 8138410, 8952251, 10532060, 12788930, 16276820, 17904502, 25577860, 35809004, 44761255, 89522510, 179045020]

約数ペア:

[(1, 179045020), (2, 89522510), (4, 44761255), (5, 35809004), (7, 25577860), (10, 17904502), (11, 16276820), (14, 12788930), (17, 10532060), (20, 8952251), (22, 8138410), (28, 6394465), (34, 5266030), (35, 5115572), (44, 4069205), (49, 3653980), (55, 3255364), (68, 2633015), (70, 2557786), (77, 2325260), (85, 2106412), (98, 1826990), (110, 1627682), (119, 1504580), (140, 1278893), (154, 1162630), (170, 1053206), (187, 957460), (196, 913495), (220, 813841), (238, 752290), (245, 730796), (308, 581315), (340, 526603), (374, 478730), (385, 465052), (476, 376145), (490, 365398), (539, 332180), (595, 300916), (748, 239365), (770, 232526), (833, 214940), (935, 191492), (977, 183260), (980, 182699), (1078, 166090), (1190, 150458), (1309, 136780), (1540, 116263), (1666, 107470), (1870, 95746), (1954, 91630), (2156, 83045), (2380, 75229), (2618, 68390), (2695, 66436), (3332, 53735), (3740, 47873), (3908, 45815), (4165, 42988), (4885, 36652), (5236, 34195), (5390, 33218), (6545, 27356), (6839, 26180), (8330, 21494), (9163, 19540), (9770, 18326), (10747, 16660), (10780, 16609), (13090, 13678)]