1218300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 3666432

約数和(自身を除く): 2448132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 131, 150, 155, 186, 262, 300, 310, 372, 393, 465, 524, 620, 655, 775, 786, 930, 1310, 1550, 1572, 1860, 1965, 2325, 2620, 3100, 3275, 3930, 4061, 4650, 6550, 7860, 8122, 9300, 9825, 12183, 13100, 16244, 19650, 20305, 24366, 39300, 40610, 48732, 60915, 81220, 101525, 121830, 203050, 243660, 304575, 406100, 609150, 1218300]

約数ペア:

[(1, 1218300), (2, 609150), (3, 406100), (4, 304575), (5, 243660), (6, 203050), (10, 121830), (12, 101525), (15, 81220), (20, 60915), (25, 48732), (30, 40610), (31, 39300), (50, 24366), (60, 20305), (62, 19650), (75, 16244), (93, 13100), (100, 12183), (124, 9825), (131, 9300), (150, 8122), (155, 7860), (186, 6550), (262, 4650), (300, 4061), (310, 3930), (372, 3275), (393, 3100), (465, 2620), (524, 2325), (620, 1965), (655, 1860), (775, 1572), (786, 1550), (930, 1310)]