19511100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:209

約数の個数: 216

約数和(自身を含む): 74023040

約数和(自身を除く): 54511940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 25, 28, 30, 35, 36, 38, 42, 45, 50, 57, 60, 63, 70, 75, 76, 84, 90, 95, 100, 105, 114, 126, 133, 140, 150, 163, 171, 175, 180, 190, 210, 225, 228, 252, 266, 285, 300, 315, 326, 342, 350, 380, 399, 420, 450, 475, 489, 525, 532, 570, 630, 652, 665, 684, 700, 798, 815, 855, 900, 950, 978, 1050, 1140, 1141, 1197, 1260, 1330, 1425, 1467, 1575, 1596, 1630, 1710, 1900, 1956, 1995, 2100, 2282, 2394, 2445, 2660, 2850, 2934, 3097, 3150, 3260, 3325, 3420, 3423, 3990, 4075, 4275, 4564, 4788, 4890, 5700, 5705, 5868, 5985, 6194, 6300, 6650, 6846, 7335, 7980, 8150, 8550, 9291, 9780, 9975, 10269, 11410, 11970, 12225, 12388, 13300, 13692, 14670, 15485, 16300, 17100, 17115, 18582, 19950, 20538, 21679, 22820, 23940, 24450, 27873, 28525, 29340, 29925, 30970, 34230, 36675, 37164, 39900, 41076, 43358, 46455, 48900, 51345, 55746, 57050, 59850, 61940, 65037, 68460, 73350, 77425, 85575, 86716, 92910, 102690, 108395, 111492, 114100, 119700, 130074, 139365, 146700, 154850, 171150, 185820, 195111, 205380, 216790, 232275, 256725, 260148, 278730, 309700, 325185, 342300, 390222, 433580, 464550, 513450, 541975, 557460, 650370, 696825, 780444, 929100, 975555, 1026900, 1083950, 1300740, 1393650, 1625925, 1951110, 2167900, 2787300, 3251850, 3902220, 4877775, 6503700, 9755550, 19511100]

約数ペア:

[(1, 19511100), (2, 9755550), (3, 6503700), (4, 4877775), (5, 3902220), (6, 3251850), (7, 2787300), (9, 2167900), (10, 1951110), (12, 1625925), (14, 1393650), (15, 1300740), (18, 1083950), (19, 1026900), (20, 975555), (21, 929100), (25, 780444), (28, 696825), (30, 650370), (35, 557460), (36, 541975), (38, 513450), (42, 464550), (45, 433580), (50, 390222), (57, 342300), (60, 325185), (63, 309700), (70, 278730), (75, 260148), (76, 256725), (84, 232275), (90, 216790), (95, 205380), (100, 195111), (105, 185820), (114, 171150), (126, 154850), (133, 146700), (140, 139365), (150, 130074), (163, 119700), (171, 114100), (175, 111492), (180, 108395), (190, 102690), (210, 92910), (225, 86716), (228, 85575), (252, 77425), (266, 73350), (285, 68460), (300, 65037), (315, 61940), (326, 59850), (342, 57050), (350, 55746), (380, 51345), (399, 48900), (420, 46455), (450, 43358), (475, 41076), (489, 39900), (525, 37164), (532, 36675), (570, 34230), (630, 30970), (652, 29925), (665, 29340), (684, 28525), (700, 27873), (798, 24450), (815, 23940), (855, 22820), (900, 21679), (950, 20538), (978, 19950), (1050, 18582), (1140, 17115), (1141, 17100), (1197, 16300), (1260, 15485), (1330, 14670), (1425, 13692), (1467, 13300), (1575, 12388), (1596, 12225), (1630, 11970), (1710, 11410), (1900, 10269), (1956, 9975), (1995, 9780), (2100, 9291), (2282, 8550), (2394, 8150), (2445, 7980), (2660, 7335), (2850, 6846), (2934, 6650), (3097, 6300), (3150, 6194), (3260, 5985), (3325, 5868), (3420, 5705), (3423, 5700), (3990, 4890), (4075, 4788), (4275, 4564)]