28548450

素因数分解:

$2^1\times 3^4\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:103

約数の個数: 240

約数和(自身を含む): 97225920

約数和(自身を除く): 68677470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 27, 30, 35, 38, 42, 45, 50, 53, 54, 57, 63, 70, 75, 81, 90, 95, 105, 106, 114, 126, 133, 135, 150, 159, 162, 171, 175, 189, 190, 210, 225, 265, 266, 270, 285, 315, 318, 342, 350, 371, 378, 399, 405, 450, 475, 477, 513, 525, 530, 567, 570, 630, 665, 675, 742, 795, 798, 810, 855, 945, 950, 954, 1007, 1026, 1050, 1113, 1134, 1197, 1325, 1330, 1350, 1425, 1431, 1539, 1575, 1590, 1710, 1855, 1890, 1995, 2014, 2025, 2226, 2385, 2394, 2565, 2650, 2835, 2850, 2862, 3021, 3078, 3150, 3325, 3339, 3591, 3710, 3975, 3990, 4050, 4275, 4293, 4725, 4770, 5035, 5130, 5565, 5670, 5985, 6042, 6650, 6678, 7049, 7155, 7182, 7695, 7950, 8550, 8586, 9063, 9275, 9450, 9975, 10017, 10070, 10773, 11130, 11925, 11970, 12825, 14098, 14175, 14310, 15105, 15390, 16695, 17955, 18126, 18550, 19950, 20034, 21147, 21465, 21546, 23850, 25175, 25650, 27189, 27825, 28350, 29925, 30051, 30210, 33390, 35245, 35775, 35910, 38475, 42294, 42930, 45315, 50085, 50350, 53865, 54378, 55650, 59850, 60102, 63441, 70490, 71550, 75525, 76950, 81567, 83475, 89775, 90630, 100170, 105735, 107325, 107730, 126882, 135945, 150255, 151050, 163134, 166950, 176225, 179550, 190323, 211470, 214650, 226575, 250425, 269325, 271890, 300510, 317205, 352450, 380646, 407835, 453150, 500850, 528675, 538650, 570969, 634410, 679725, 751275, 815670, 951615, 1057350, 1141938, 1359450, 1502550, 1586025, 1903230, 2039175, 2854845, 3172050, 4078350, 4758075, 5709690, 9516150, 14274225, 28548450]

約数ペア:

[(1, 28548450), (2, 14274225), (3, 9516150), (5, 5709690), (6, 4758075), (7, 4078350), (9, 3172050), (10, 2854845), (14, 2039175), (15, 1903230), (18, 1586025), (19, 1502550), (21, 1359450), (25, 1141938), (27, 1057350), (30, 951615), (35, 815670), (38, 751275), (42, 679725), (45, 634410), (50, 570969), (53, 538650), (54, 528675), (57, 500850), (63, 453150), (70, 407835), (75, 380646), (81, 352450), (90, 317205), (95, 300510), (105, 271890), (106, 269325), (114, 250425), (126, 226575), (133, 214650), (135, 211470), (150, 190323), (159, 179550), (162, 176225), (171, 166950), (175, 163134), (189, 151050), (190, 150255), (210, 135945), (225, 126882), (265, 107730), (266, 107325), (270, 105735), (285, 100170), (315, 90630), (318, 89775), (342, 83475), (350, 81567), (371, 76950), (378, 75525), (399, 71550), (405, 70490), (450, 63441), (475, 60102), (477, 59850), (513, 55650), (525, 54378), (530, 53865), (567, 50350), (570, 50085), (630, 45315), (665, 42930), (675, 42294), (742, 38475), (795, 35910), (798, 35775), (810, 35245), (855, 33390), (945, 30210), (950, 30051), (954, 29925), (1007, 28350), (1026, 27825), (1050, 27189), (1113, 25650), (1134, 25175), (1197, 23850), (1325, 21546), (1330, 21465), (1350, 21147), (1425, 20034), (1431, 19950), (1539, 18550), (1575, 18126), (1590, 17955), (1710, 16695), (1855, 15390), (1890, 15105), (1995, 14310), (2014, 14175), (2025, 14098), (2226, 12825), (2385, 11970), (2394, 11925), (2565, 11130), (2650, 10773), (2835, 10070), (2850, 10017), (2862, 9975), (3021, 9450), (3078, 9275), (3150, 9063), (3325, 8586), (3339, 8550), (3591, 7950), (3710, 7695), (3975, 7182), (3990, 7155), (4050, 7049), (4275, 6678), (4293, 6650), (4725, 6042), (4770, 5985), (5035, 5670), (5130, 5565)]