251995860

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2729}}^1$

素因数の和:2772

約数の個数: 144

約数和(自身を含む): 834724800

約数和(自身を除く): 582728940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 810, 855, 972, 1026, 1140, 1215, 1539, 1620, 1710, 2052, 2430, 2565, 2729, 3078, 3420, 4617, 4860, 5130, 5458, 6156, 7695, 8187, 9234, 10260, 10916, 13645, 15390, 16374, 18468, 23085, 24561, 27290, 30780, 32748, 40935, 46170, 49122, 51851, 54580, 73683, 81870, 92340, 98244, 103702, 122805, 147366, 155553, 163740, 207404, 221049, 245610, 259255, 294732, 311106, 368415, 442098, 466659, 491220, 518510, 622212, 663147, 736830, 777765, 884196, 933318, 1037020, 1105245, 1326294, 1399977, 1473660, 1555530, 1866636, 2210490, 2333295, 2652588, 2799954, 3111060, 3315735, 4199931, 4420980, 4666590, 5599908, 6631470, 6999885, 8399862, 9333180, 12599793, 13262940, 13999770, 16799724, 20999655, 25199586, 27999540, 41999310, 50399172, 62998965, 83998620, 125997930, 251995860]

約数ペア:

[(1, 251995860), (2, 125997930), (3, 83998620), (4, 62998965), (5, 50399172), (6, 41999310), (9, 27999540), (10, 25199586), (12, 20999655), (15, 16799724), (18, 13999770), (19, 13262940), (20, 12599793), (27, 9333180), (30, 8399862), (36, 6999885), (38, 6631470), (45, 5599908), (54, 4666590), (57, 4420980), (60, 4199931), (76, 3315735), (81, 3111060), (90, 2799954), (95, 2652588), (108, 2333295), (114, 2210490), (135, 1866636), (162, 1555530), (171, 1473660), (180, 1399977), (190, 1326294), (228, 1105245), (243, 1037020), (270, 933318), (285, 884196), (324, 777765), (342, 736830), (380, 663147), (405, 622212), (486, 518510), (513, 491220), (540, 466659), (570, 442098), (684, 368415), (810, 311106), (855, 294732), (972, 259255), (1026, 245610), (1140, 221049), (1215, 207404), (1539, 163740), (1620, 155553), (1710, 147366), (2052, 122805), (2430, 103702), (2565, 98244), (2729, 92340), (3078, 81870), (3420, 73683), (4617, 54580), (4860, 51851), (5130, 49122), (5458, 46170), (6156, 40935), (7695, 32748), (8187, 30780), (9234, 27290), (10260, 24561), (10916, 23085), (13645, 18468), (15390, 16374)]