28375380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 102332160

約数和(自身を除く): 73956780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 27, 30, 33, 34, 36, 44, 45, 51, 54, 55, 60, 66, 68, 85, 90, 99, 102, 108, 110, 132, 135, 153, 165, 170, 180, 187, 198, 204, 220, 255, 270, 281, 297, 306, 330, 340, 374, 396, 459, 495, 510, 540, 561, 562, 594, 612, 660, 748, 765, 843, 918, 935, 990, 1020, 1122, 1124, 1188, 1405, 1485, 1530, 1683, 1686, 1836, 1870, 1980, 2244, 2295, 2529, 2805, 2810, 2970, 3060, 3091, 3366, 3372, 3740, 4215, 4590, 4777, 5049, 5058, 5610, 5620, 5940, 6182, 6732, 7587, 8415, 8430, 9180, 9273, 9554, 10098, 10116, 11220, 12364, 12645, 14331, 15174, 15455, 16830, 16860, 18546, 19108, 20196, 23885, 25245, 25290, 27819, 28662, 30348, 30910, 33660, 37092, 37935, 42993, 46365, 47770, 50490, 50580, 52547, 55638, 57324, 61820, 71655, 75870, 83457, 85986, 92730, 95540, 100980, 105094, 111276, 128979, 139095, 143310, 151740, 157641, 166914, 171972, 185460, 210188, 214965, 257958, 262735, 278190, 286620, 315282, 333828, 417285, 429930, 472923, 515916, 525470, 556380, 630564, 644895, 788205, 834570, 859860, 945846, 1050940, 1289790, 1418769, 1576410, 1669140, 1891692, 2364615, 2579580, 2837538, 3152820, 4729230, 5675076, 7093845, 9458460, 14187690, 28375380]

約数ペア:

[(1, 28375380), (2, 14187690), (3, 9458460), (4, 7093845), (5, 5675076), (6, 4729230), (9, 3152820), (10, 2837538), (11, 2579580), (12, 2364615), (15, 1891692), (17, 1669140), (18, 1576410), (20, 1418769), (22, 1289790), (27, 1050940), (30, 945846), (33, 859860), (34, 834570), (36, 788205), (44, 644895), (45, 630564), (51, 556380), (54, 525470), (55, 515916), (60, 472923), (66, 429930), (68, 417285), (85, 333828), (90, 315282), (99, 286620), (102, 278190), (108, 262735), (110, 257958), (132, 214965), (135, 210188), (153, 185460), (165, 171972), (170, 166914), (180, 157641), (187, 151740), (198, 143310), (204, 139095), (220, 128979), (255, 111276), (270, 105094), (281, 100980), (297, 95540), (306, 92730), (330, 85986), (340, 83457), (374, 75870), (396, 71655), (459, 61820), (495, 57324), (510, 55638), (540, 52547), (561, 50580), (562, 50490), (594, 47770), (612, 46365), (660, 42993), (748, 37935), (765, 37092), (843, 33660), (918, 30910), (935, 30348), (990, 28662), (1020, 27819), (1122, 25290), (1124, 25245), (1188, 23885), (1405, 20196), (1485, 19108), (1530, 18546), (1683, 16860), (1686, 16830), (1836, 15455), (1870, 15174), (1980, 14331), (2244, 12645), (2295, 12364), (2529, 11220), (2805, 10116), (2810, 10098), (2970, 9554), (3060, 9273), (3091, 9180), (3366, 8430), (3372, 8415), (3740, 7587), (4215, 6732), (4590, 6182), (4777, 5940), (5049, 5620), (5058, 5610)]