19217700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:314

約数の個数: 108

約数和(自身を含む): 61069008

約数和(自身を除く): 41851308

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, 163, 180, 225, 262, 300, 326, 393, 450, 489, 524, 652, 655, 786, 815, 900, 978, 1179, 1310, 1467, 1572, 1630, 1956, 1965, 2358, 2445, 2620, 2934, 3260, 3275, 3930, 4075, 4716, 4890, 5868, 5895, 6550, 7335, 7860, 8150, 9780, 9825, 11790, 12225, 13100, 14670, 16300, 19650, 21353, 23580, 24450, 29340, 29475, 36675, 39300, 42706, 48900, 58950, 64059, 73350, 85412, 106765, 117900, 128118, 146700, 192177, 213530, 256236, 320295, 384354, 427060, 533825, 640590, 768708, 960885, 1067650, 1281180, 1601475, 1921770, 2135300, 3202950, 3843540, 4804425, 6405900, 9608850, 19217700]

約数ペア:

[(1, 19217700), (2, 9608850), (3, 6405900), (4, 4804425), (5, 3843540), (6, 3202950), (9, 2135300), (10, 1921770), (12, 1601475), (15, 1281180), (18, 1067650), (20, 960885), (25, 768708), (30, 640590), (36, 533825), (45, 427060), (50, 384354), (60, 320295), (75, 256236), (90, 213530), (100, 192177), (131, 146700), (150, 128118), (163, 117900), (180, 106765), (225, 85412), (262, 73350), (300, 64059), (326, 58950), (393, 48900), (450, 42706), (489, 39300), (524, 36675), (652, 29475), (655, 29340), (786, 24450), (815, 23580), (900, 21353), (978, 19650), (1179, 16300), (1310, 14670), (1467, 13100), (1572, 12225), (1630, 11790), (1956, 9825), (1965, 9780), (2358, 8150), (2445, 7860), (2620, 7335), (2934, 6550), (3260, 5895), (3275, 5868), (3930, 4890), (4075, 4716)]