122645920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 303851520

約数和(自身を除く): 181205600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 79, 80, 124, 155, 158, 160, 248, 310, 313, 316, 395, 496, 620, 626, 632, 790, 992, 1240, 1252, 1264, 1565, 1580, 2449, 2480, 2504, 2528, 3130, 3160, 4898, 4960, 5008, 6260, 6320, 9703, 9796, 10016, 12245, 12520, 12640, 19406, 19592, 24490, 24727, 25040, 38812, 39184, 48515, 48980, 49454, 50080, 77624, 78368, 97030, 97960, 98908, 123635, 155248, 194060, 195920, 197816, 247270, 310496, 388120, 391840, 395632, 494540, 766537, 776240, 791264, 989080, 1533074, 1552480, 1978160, 3066148, 3832685, 3956320, 6132296, 7665370, 12264592, 15330740, 24529184, 30661480, 61322960, 122645920]

約数ペア:

[(1, 122645920), (2, 61322960), (4, 30661480), (5, 24529184), (8, 15330740), (10, 12264592), (16, 7665370), (20, 6132296), (31, 3956320), (32, 3832685), (40, 3066148), (62, 1978160), (79, 1552480), (80, 1533074), (124, 989080), (155, 791264), (158, 776240), (160, 766537), (248, 494540), (310, 395632), (313, 391840), (316, 388120), (395, 310496), (496, 247270), (620, 197816), (626, 195920), (632, 194060), (790, 155248), (992, 123635), (1240, 98908), (1252, 97960), (1264, 97030), (1565, 78368), (1580, 77624), (2449, 50080), (2480, 49454), (2504, 48980), (2528, 48515), (3130, 39184), (3160, 38812), (4898, 25040), (4960, 24727), (5008, 24490), (6260, 19592), (6320, 19406), (9703, 12640), (9796, 12520), (10016, 12245)]