291288420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:355

約数の個数: 192

約数和(自身を含む): 949939200

約数和(自身を除く): 658650780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 61, 74, 90, 108, 111, 122, 135, 148, 180, 183, 185, 222, 239, 244, 270, 305, 333, 366, 370, 444, 478, 540, 549, 555, 610, 666, 717, 732, 740, 915, 956, 999, 1098, 1110, 1195, 1220, 1332, 1434, 1647, 1665, 1830, 1998, 2151, 2196, 2220, 2257, 2390, 2745, 2868, 3294, 3330, 3585, 3660, 3996, 4302, 4514, 4780, 4995, 5490, 6453, 6588, 6660, 6771, 7170, 8235, 8604, 8843, 9028, 9990, 10755, 10980, 11285, 12906, 13542, 14340, 14579, 16470, 17686, 19980, 20313, 21510, 22570, 25812, 26529, 27084, 29158, 32265, 32940, 33855, 35372, 40626, 43020, 43737, 44215, 45140, 53058, 58316, 60939, 64530, 67710, 72895, 79587, 81252, 87474, 88430, 101565, 106116, 121878, 129060, 131211, 132645, 135420, 145790, 159174, 174948, 176860, 203130, 218685, 238761, 243756, 262422, 265290, 291580, 304695, 318348, 393633, 397935, 406260, 437370, 477522, 524844, 530580, 539423, 609390, 656055, 787266, 795870, 874740, 955044, 1078846, 1193805, 1218780, 1312110, 1574532, 1591740, 1618269, 1968165, 2157692, 2387610, 2624220, 2697115, 3236538, 3936330, 4775220, 4854807, 5394230, 6473076, 7872660, 8091345, 9709614, 10788460, 14564421, 16182690, 19419228, 24274035, 29128842, 32365380, 48548070, 58257684, 72822105, 97096140, 145644210, 291288420]

約数ペア:

[(1, 291288420), (2, 145644210), (3, 97096140), (4, 72822105), (5, 58257684), (6, 48548070), (9, 32365380), (10, 29128842), (12, 24274035), (15, 19419228), (18, 16182690), (20, 14564421), (27, 10788460), (30, 9709614), (36, 8091345), (37, 7872660), (45, 6473076), (54, 5394230), (60, 4854807), (61, 4775220), (74, 3936330), (90, 3236538), (108, 2697115), (111, 2624220), (122, 2387610), (135, 2157692), (148, 1968165), (180, 1618269), (183, 1591740), (185, 1574532), (222, 1312110), (239, 1218780), (244, 1193805), (270, 1078846), (305, 955044), (333, 874740), (366, 795870), (370, 787266), (444, 656055), (478, 609390), (540, 539423), (549, 530580), (555, 524844), (610, 477522), (666, 437370), (717, 406260), (732, 397935), (740, 393633), (915, 318348), (956, 304695), (999, 291580), (1098, 265290), (1110, 262422), (1195, 243756), (1220, 238761), (1332, 218685), (1434, 203130), (1647, 176860), (1665, 174948), (1830, 159174), (1998, 145790), (2151, 135420), (2196, 132645), (2220, 131211), (2257, 129060), (2390, 121878), (2745, 106116), (2868, 101565), (3294, 88430), (3330, 87474), (3585, 81252), (3660, 79587), (3996, 72895), (4302, 67710), (4514, 64530), (4780, 60939), (4995, 58316), (5490, 53058), (6453, 45140), (6588, 44215), (6660, 43737), (6771, 43020), (7170, 40626), (8235, 35372), (8604, 33855), (8843, 32940), (9028, 32265), (9990, 29158), (10755, 27084), (10980, 26529), (11285, 25812), (12906, 22570), (13542, 21510), (14340, 20313), (14579, 19980), (16470, 17686)]