28413900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:392

約数の個数: 108

約数和(自身を含む): 90114024

約数和(自身を除く): 61700124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 131, 150, 180, 225, 241, 262, 300, 393, 450, 482, 524, 655, 723, 786, 900, 964, 1179, 1205, 1310, 1446, 1572, 1965, 2169, 2358, 2410, 2620, 2892, 3275, 3615, 3930, 4338, 4716, 4820, 5895, 6025, 6550, 7230, 7860, 8676, 9825, 10845, 11790, 12050, 13100, 14460, 18075, 19650, 21690, 23580, 24100, 29475, 31571, 36150, 39300, 43380, 54225, 58950, 63142, 72300, 94713, 108450, 117900, 126284, 157855, 189426, 216900, 284139, 315710, 378852, 473565, 568278, 631420, 789275, 947130, 1136556, 1420695, 1578550, 1894260, 2367825, 2841390, 3157100, 4735650, 5682780, 7103475, 9471300, 14206950, 28413900]

約数ペア:

[(1, 28413900), (2, 14206950), (3, 9471300), (4, 7103475), (5, 5682780), (6, 4735650), (9, 3157100), (10, 2841390), (12, 2367825), (15, 1894260), (18, 1578550), (20, 1420695), (25, 1136556), (30, 947130), (36, 789275), (45, 631420), (50, 568278), (60, 473565), (75, 378852), (90, 315710), (100, 284139), (131, 216900), (150, 189426), (180, 157855), (225, 126284), (241, 117900), (262, 108450), (300, 94713), (393, 72300), (450, 63142), (482, 58950), (524, 54225), (655, 43380), (723, 39300), (786, 36150), (900, 31571), (964, 29475), (1179, 24100), (1205, 23580), (1310, 21690), (1446, 19650), (1572, 18075), (1965, 14460), (2169, 13100), (2358, 12050), (2410, 11790), (2620, 10845), (2892, 9825), (3275, 8676), (3615, 7860), (3930, 7230), (4338, 6550), (4716, 6025), (4820, 5895)]