209898360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:267

約数の個数: 288

約数和(自身を含む): 809349840

約数和(自身を除く): 599451480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 73, 84, 90, 98, 105, 120, 126, 140, 146, 147, 163, 168, 180, 196, 210, 219, 245, 252, 280, 292, 294, 315, 326, 360, 365, 392, 420, 438, 441, 489, 490, 504, 511, 584, 588, 630, 652, 657, 730, 735, 815, 840, 876, 882, 978, 980, 1022, 1095, 1141, 1176, 1260, 1304, 1314, 1460, 1467, 1470, 1533, 1630, 1752, 1764, 1956, 1960, 2044, 2190, 2205, 2282, 2445, 2520, 2555, 2628, 2920, 2934, 2940, 3066, 3260, 3285, 3423, 3528, 3577, 3912, 4088, 4380, 4410, 4564, 4599, 4890, 5110, 5256, 5705, 5868, 5880, 6132, 6520, 6570, 6846, 7154, 7335, 7665, 7987, 8760, 8820, 9128, 9198, 9780, 10220, 10269, 10731, 11410, 11736, 11899, 12264, 13140, 13692, 14308, 14670, 15330, 15974, 17115, 17640, 17885, 18396, 19560, 20440, 20538, 21462, 22820, 22995, 23798, 23961, 26280, 27384, 28616, 29340, 30660, 31948, 32193, 34230, 35697, 35770, 36792, 39935, 41076, 42924, 45640, 45990, 47596, 47922, 51345, 53655, 58680, 59495, 61320, 63896, 64386, 68460, 71394, 71540, 71883, 79870, 82152, 83293, 85848, 91980, 95192, 95844, 102690, 107091, 107310, 118990, 119805, 128772, 136920, 142788, 143080, 143766, 159740, 160965, 166586, 178485, 183960, 191688, 205380, 214182, 214620, 237980, 239610, 249879, 257544, 285576, 287532, 319480, 321930, 333172, 356970, 359415, 410760, 416465, 428364, 429240, 475960, 479220, 499758, 535455, 575064, 583051, 643860, 666344, 713940, 718830, 749637, 832930, 856728, 958440, 999516, 1070910, 1166102, 1249395, 1287720, 1427880, 1437660, 1499274, 1665860, 1749153, 1999032, 2141820, 2332204, 2498790, 2875320, 2915255, 2998548, 3331720, 3498306, 3748185, 4283640, 4664408, 4997580, 5247459, 5830510, 5997096, 6996612, 7496370, 8745765, 9995160, 10494918, 11661020, 13993224, 14992740, 17491530, 20989836, 23322040, 26237295, 29985480, 34983060, 41979672, 52474590, 69966120, 104949180, 209898360]

約数ペア:

[(1, 209898360), (2, 104949180), (3, 69966120), (4, 52474590), (5, 41979672), (6, 34983060), (7, 29985480), (8, 26237295), (9, 23322040), (10, 20989836), (12, 17491530), (14, 14992740), (15, 13993224), (18, 11661020), (20, 10494918), (21, 9995160), (24, 8745765), (28, 7496370), (30, 6996612), (35, 5997096), (36, 5830510), (40, 5247459), (42, 4997580), (45, 4664408), (49, 4283640), (56, 3748185), (60, 3498306), (63, 3331720), (70, 2998548), (72, 2915255), (73, 2875320), (84, 2498790), (90, 2332204), (98, 2141820), (105, 1999032), (120, 1749153), (126, 1665860), (140, 1499274), (146, 1437660), (147, 1427880), (163, 1287720), (168, 1249395), (180, 1166102), (196, 1070910), (210, 999516), (219, 958440), (245, 856728), (252, 832930), (280, 749637), (292, 718830), (294, 713940), (315, 666344), (326, 643860), (360, 583051), (365, 575064), (392, 535455), (420, 499758), (438, 479220), (441, 475960), (489, 429240), (490, 428364), (504, 416465), (511, 410760), (584, 359415), (588, 356970), (630, 333172), (652, 321930), (657, 319480), (730, 287532), (735, 285576), (815, 257544), (840, 249879), (876, 239610), (882, 237980), (978, 214620), (980, 214182), (1022, 205380), (1095, 191688), (1141, 183960), (1176, 178485), (1260, 166586), (1304, 160965), (1314, 159740), (1460, 143766), (1467, 143080), (1470, 142788), (1533, 136920), (1630, 128772), (1752, 119805), (1764, 118990), (1956, 107310), (1960, 107091), (2044, 102690), (2190, 95844), (2205, 95192), (2282, 91980), (2445, 85848), (2520, 83293), (2555, 82152), (2628, 79870), (2920, 71883), (2934, 71540), (2940, 71394), (3066, 68460), (3260, 64386), (3285, 63896), (3423, 61320), (3528, 59495), (3577, 58680), (3912, 53655), (4088, 51345), (4380, 47922), (4410, 47596), (4564, 45990), (4599, 45640), (4890, 42924), (5110, 41076), (5256, 39935), (5705, 36792), (5868, 35770), (5880, 35697), (6132, 34230), (6520, 32193), (6570, 31948), (6846, 30660), (7154, 29340), (7335, 28616), (7665, 27384), (7987, 26280), (8760, 23961), (8820, 23798), (9128, 22995), (9198, 22820), (9780, 21462), (10220, 20538), (10269, 20440), (10731, 19560), (11410, 18396), (11736, 17885), (11899, 17640), (12264, 17115), (13140, 15974), (13692, 15330), (14308, 14670)]