291099900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10663}}^1$

素因数の和:10700

約数の個数: 144

約数和(自身を含む): 1036711424

約数和(自身を除く): 745611524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1820, 1950, 2100, 2275, 2730, 3900, 4550, 5460, 6825, 9100, 10663, 13650, 21326, 27300, 31989, 42652, 53315, 63978, 74641, 106630, 127956, 138619, 149282, 159945, 213260, 223923, 266575, 277238, 298564, 319890, 373205, 415857, 447846, 533150, 554476, 639780, 693095, 746410, 799725, 831714, 895692, 970333, 1066300, 1119615, 1386190, 1492820, 1599450, 1663428, 1866025, 1940666, 2079285, 2239230, 2772380, 2910999, 3198900, 3465475, 3732050, 3881332, 4158570, 4478460, 4851665, 5598075, 5821998, 6930950, 7464100, 8317140, 9703330, 10396425, 11196150, 11643996, 13861900, 14554995, 19406660, 20792850, 22392300, 24258325, 29109990, 41585700, 48516650, 58219980, 72774975, 97033300, 145549950, 291099900]

約数ペア:

[(1, 291099900), (2, 145549950), (3, 97033300), (4, 72774975), (5, 58219980), (6, 48516650), (7, 41585700), (10, 29109990), (12, 24258325), (13, 22392300), (14, 20792850), (15, 19406660), (20, 14554995), (21, 13861900), (25, 11643996), (26, 11196150), (28, 10396425), (30, 9703330), (35, 8317140), (39, 7464100), (42, 6930950), (50, 5821998), (52, 5598075), (60, 4851665), (65, 4478460), (70, 4158570), (75, 3881332), (78, 3732050), (84, 3465475), (91, 3198900), (100, 2910999), (105, 2772380), (130, 2239230), (140, 2079285), (150, 1940666), (156, 1866025), (175, 1663428), (182, 1599450), (195, 1492820), (210, 1386190), (260, 1119615), (273, 1066300), (300, 970333), (325, 895692), (350, 831714), (364, 799725), (390, 746410), (420, 693095), (455, 639780), (525, 554476), (546, 533150), (650, 447846), (700, 415857), (780, 373205), (910, 319890), (975, 298564), (1050, 277238), (1092, 266575), (1300, 223923), (1365, 213260), (1820, 159945), (1950, 149282), (2100, 138619), (2275, 127956), (2730, 106630), (3900, 74641), (4550, 63978), (5460, 53315), (6825, 42652), (9100, 31989), (10663, 27300), (13650, 21326)]