628588260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{205421}}^1$

素因数の和:205453

約数の個数: 72

約数和(自身を含む): 2018887416

約数和(自身を除く): 1390299156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 205421, 410842, 616263, 821684, 1027105, 1232526, 1848789, 2054210, 2465052, 3081315, 3492157, 3697578, 4108420, 6162630, 6984314, 7395156, 9243945, 10476471, 12325260, 13968628, 17460785, 18487890, 20952942, 31429413, 34921570, 36975780, 41905884, 52382355, 62858826, 69843140, 104764710, 125717652, 157147065, 209529420, 314294130, 628588260]

約数ペア:

[(1, 628588260), (2, 314294130), (3, 209529420), (4, 157147065), (5, 125717652), (6, 104764710), (9, 69843140), (10, 62858826), (12, 52382355), (15, 41905884), (17, 36975780), (18, 34921570), (20, 31429413), (30, 20952942), (34, 18487890), (36, 17460785), (45, 13968628), (51, 12325260), (60, 10476471), (68, 9243945), (85, 7395156), (90, 6984314), (102, 6162630), (153, 4108420), (170, 3697578), (180, 3492157), (204, 3081315), (255, 2465052), (306, 2054210), (340, 1848789), (510, 1232526), (612, 1027105), (765, 821684), (1020, 616263), (1530, 410842), (3060, 205421)]