161223300

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:347

約数の個数: 216

約数和(自身を含む): 584782016

約数和(自身を除く): 423558716

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 157, 163, 175, 180, 210, 225, 252, 300, 314, 315, 326, 350, 420, 450, 471, 489, 525, 628, 630, 652, 700, 785, 815, 900, 942, 978, 1050, 1099, 1141, 1260, 1413, 1467, 1570, 1575, 1630, 1884, 1956, 2100, 2198, 2282, 2355, 2445, 2826, 2934, 3140, 3150, 3260, 3297, 3423, 3925, 4075, 4396, 4564, 4710, 4890, 5495, 5652, 5705, 5868, 6300, 6594, 6846, 7065, 7335, 7850, 8150, 9420, 9780, 9891, 10269, 10990, 11410, 11775, 12225, 13188, 13692, 14130, 14670, 15700, 16300, 16485, 17115, 19782, 20538, 21980, 22820, 23550, 24450, 25591, 27475, 28260, 28525, 29340, 32970, 34230, 35325, 36675, 39564, 41076, 47100, 48900, 49455, 51182, 51345, 54950, 57050, 65940, 68460, 70650, 73350, 76773, 82425, 85575, 98910, 102364, 102690, 109900, 114100, 127955, 141300, 146700, 153546, 164850, 171150, 179137, 197820, 205380, 230319, 247275, 255910, 256725, 307092, 329700, 342300, 358274, 383865, 460638, 494550, 511820, 513450, 537411, 639775, 716548, 767730, 895685, 921276, 989100, 1026900, 1074822, 1151595, 1279550, 1535460, 1612233, 1791370, 1919325, 2149644, 2303190, 2559100, 2687055, 3224466, 3582740, 3838650, 4478425, 4606380, 5374110, 5757975, 6448932, 7677300, 8061165, 8956850, 10748220, 11515950, 13435275, 16122330, 17913700, 23031900, 26870550, 32244660, 40305825, 53741100, 80611650, 161223300]

約数ペア:

[(1, 161223300), (2, 80611650), (3, 53741100), (4, 40305825), (5, 32244660), (6, 26870550), (7, 23031900), (9, 17913700), (10, 16122330), (12, 13435275), (14, 11515950), (15, 10748220), (18, 8956850), (20, 8061165), (21, 7677300), (25, 6448932), (28, 5757975), (30, 5374110), (35, 4606380), (36, 4478425), (42, 3838650), (45, 3582740), (50, 3224466), (60, 2687055), (63, 2559100), (70, 2303190), (75, 2149644), (84, 1919325), (90, 1791370), (100, 1612233), (105, 1535460), (126, 1279550), (140, 1151595), (150, 1074822), (157, 1026900), (163, 989100), (175, 921276), (180, 895685), (210, 767730), (225, 716548), (252, 639775), (300, 537411), (314, 513450), (315, 511820), (326, 494550), (350, 460638), (420, 383865), (450, 358274), (471, 342300), (489, 329700), (525, 307092), (628, 256725), (630, 255910), (652, 247275), (700, 230319), (785, 205380), (815, 197820), (900, 179137), (942, 171150), (978, 164850), (1050, 153546), (1099, 146700), (1141, 141300), (1260, 127955), (1413, 114100), (1467, 109900), (1570, 102690), (1575, 102364), (1630, 98910), (1884, 85575), (1956, 82425), (2100, 76773), (2198, 73350), (2282, 70650), (2355, 68460), (2445, 65940), (2826, 57050), (2934, 54950), (3140, 51345), (3150, 51182), (3260, 49455), (3297, 48900), (3423, 47100), (3925, 41076), (4075, 39564), (4396, 36675), (4564, 35325), (4710, 34230), (4890, 32970), (5495, 29340), (5652, 28525), (5705, 28260), (5868, 27475), (6300, 25591), (6594, 24450), (6846, 23550), (7065, 22820), (7335, 21980), (7850, 20538), (8150, 19782), (9420, 17115), (9780, 16485), (9891, 16300), (10269, 15700), (10990, 14670), (11410, 14130), (11775, 13692), (12225, 13188)]