199834740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:331

約数の個数: 216

約数和(自身を含む): 714561120

約数和(自身を除く): 514726380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 139, 140, 147, 163, 180, 196, 210, 245, 252, 278, 294, 315, 326, 417, 420, 441, 489, 490, 556, 588, 630, 652, 695, 735, 815, 834, 882, 973, 978, 980, 1141, 1251, 1260, 1390, 1467, 1470, 1630, 1668, 1764, 1946, 1956, 2085, 2205, 2282, 2445, 2502, 2780, 2919, 2934, 2940, 3260, 3423, 3892, 4170, 4410, 4564, 4865, 4890, 5004, 5705, 5838, 5868, 6255, 6811, 6846, 7335, 7987, 8340, 8757, 8820, 9730, 9780, 10269, 11410, 11676, 12510, 13622, 13692, 14595, 14670, 15974, 17115, 17514, 19460, 20433, 20538, 22657, 22820, 23961, 25020, 27244, 29190, 29340, 31948, 34055, 34230, 35028, 39935, 40866, 41076, 43785, 45314, 47922, 51345, 58380, 61299, 67971, 68110, 68460, 71883, 79870, 81732, 87570, 90628, 95844, 102165, 102690, 113285, 119805, 122598, 135942, 136220, 143766, 158599, 159740, 175140, 203913, 204330, 205380, 226570, 239610, 245196, 271884, 287532, 306495, 317198, 339855, 359415, 407826, 408660, 453140, 475797, 479220, 612990, 634396, 679710, 718830, 792995, 815652, 951594, 1019565, 1110193, 1225980, 1359420, 1427391, 1437660, 1585990, 1903188, 2039130, 2220386, 2378985, 2854782, 3171980, 3330579, 4078260, 4440772, 4757970, 5550965, 5709564, 6661158, 7136955, 9515940, 9991737, 11101930, 13322316, 14273910, 16652895, 19983474, 22203860, 28547820, 33305790, 39966948, 49958685, 66611580, 99917370, 199834740]

約数ペア:

[(1, 199834740), (2, 99917370), (3, 66611580), (4, 49958685), (5, 39966948), (6, 33305790), (7, 28547820), (9, 22203860), (10, 19983474), (12, 16652895), (14, 14273910), (15, 13322316), (18, 11101930), (20, 9991737), (21, 9515940), (28, 7136955), (30, 6661158), (35, 5709564), (36, 5550965), (42, 4757970), (45, 4440772), (49, 4078260), (60, 3330579), (63, 3171980), (70, 2854782), (84, 2378985), (90, 2220386), (98, 2039130), (105, 1903188), (126, 1585990), (139, 1437660), (140, 1427391), (147, 1359420), (163, 1225980), (180, 1110193), (196, 1019565), (210, 951594), (245, 815652), (252, 792995), (278, 718830), (294, 679710), (315, 634396), (326, 612990), (417, 479220), (420, 475797), (441, 453140), (489, 408660), (490, 407826), (556, 359415), (588, 339855), (630, 317198), (652, 306495), (695, 287532), (735, 271884), (815, 245196), (834, 239610), (882, 226570), (973, 205380), (978, 204330), (980, 203913), (1141, 175140), (1251, 159740), (1260, 158599), (1390, 143766), (1467, 136220), (1470, 135942), (1630, 122598), (1668, 119805), (1764, 113285), (1946, 102690), (1956, 102165), (2085, 95844), (2205, 90628), (2282, 87570), (2445, 81732), (2502, 79870), (2780, 71883), (2919, 68460), (2934, 68110), (2940, 67971), (3260, 61299), (3423, 58380), (3892, 51345), (4170, 47922), (4410, 45314), (4564, 43785), (4865, 41076), (4890, 40866), (5004, 39935), (5705, 35028), (5838, 34230), (5868, 34055), (6255, 31948), (6811, 29340), (6846, 29190), (7335, 27244), (7987, 25020), (8340, 23961), (8757, 22820), (8820, 22657), (9730, 20538), (9780, 20433), (10269, 19460), (11410, 17514), (11676, 17115), (12510, 15974), (13622, 14670), (13692, 14595)]