28211310300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{227}}^1\times {\mathrm{349}}^1\times {\mathrm{1187}}^1$

素因数の和:1780

約数の個数: 144

約数和(自身を含む): 82288483200

約数和(自身を除く): 54077172900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 227, 300, 349, 454, 681, 698, 908, 1047, 1135, 1187, 1362, 1396, 1745, 2094, 2270, 2374, 2724, 3405, 3490, 3561, 4188, 4540, 4748, 5235, 5675, 5935, 6810, 6980, 7122, 8725, 10470, 11350, 11870, 13620, 14244, 17025, 17450, 17805, 20940, 22700, 23740, 26175, 29675, 34050, 34900, 35610, 52350, 59350, 68100, 71220, 79223, 89025, 104700, 118700, 158446, 178050, 237669, 269449, 316892, 356100, 396115, 414263, 475338, 538898, 792230, 808347, 828526, 950676, 1077796, 1188345, 1242789, 1347245, 1584460, 1616694, 1657052, 1980575, 2071315, 2376690, 2485578, 2694490, 3233388, 3961150, 4041735, 4142630, 4753380, 4971156, 5388980, 5941725, 6213945, 6736225, 7922300, 8083470, 8285260, 10356575, 11883450, 12427890, 13472450, 16166940, 20208675, 20713150, 23766900, 24855780, 26944900, 31069725, 40417350, 41426300, 62139450, 80834700, 94037701, 124278900, 188075402, 282113103, 376150804, 470188505, 564226206, 940377010, 1128452412, 1410565515, 1880754020, 2350942525, 2821131030, 4701885050, 5642262060, 7052827575, 9403770100, 14105655150, 28211310300]

約数ペア:

[(1, 28211310300), (2, 14105655150), (3, 9403770100), (4, 7052827575), (5, 5642262060), (6, 4701885050), (10, 2821131030), (12, 2350942525), (15, 1880754020), (20, 1410565515), (25, 1128452412), (30, 940377010), (50, 564226206), (60, 470188505), (75, 376150804), (100, 282113103), (150, 188075402), (227, 124278900), (300, 94037701), (349, 80834700), (454, 62139450), (681, 41426300), (698, 40417350), (908, 31069725), (1047, 26944900), (1135, 24855780), (1187, 23766900), (1362, 20713150), (1396, 20208675), (1745, 16166940), (2094, 13472450), (2270, 12427890), (2374, 11883450), (2724, 10356575), (3405, 8285260), (3490, 8083470), (3561, 7922300), (4188, 6736225), (4540, 6213945), (4748, 5941725), (5235, 5388980), (5675, 4971156), (5935, 4753380), (6810, 4142630), (6980, 4041735), (7122, 3961150), (8725, 3233388), (10470, 2694490), (11350, 2485578), (11870, 2376690), (13620, 2071315), (14244, 1980575), (17025, 1657052), (17450, 1616694), (17805, 1584460), (20940, 1347245), (22700, 1242789), (23740, 1188345), (26175, 1077796), (29675, 950676), (34050, 828526), (34900, 808347), (35610, 792230), (52350, 538898), (59350, 475338), (68100, 414263), (71220, 396115), (79223, 356100), (89025, 316892), (104700, 269449), (118700, 237669), (158446, 178050)]