2020615020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{1439}}^1$

素因数の和:1752

約数の個数: 144

約数和(自身を含む): 6368544000

約数和(自身を除く): 4347928980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 269, 290, 348, 435, 522, 538, 580, 807, 870, 1044, 1076, 1305, 1345, 1439, 1614, 1740, 2421, 2610, 2690, 2878, 3228, 4035, 4317, 4842, 5220, 5380, 5756, 7195, 7801, 8070, 8634, 9684, 12105, 12951, 14390, 15602, 16140, 17268, 21585, 23403, 24210, 25902, 28780, 31204, 39005, 41731, 43170, 46806, 48420, 51804, 64755, 70209, 78010, 83462, 86340, 93612, 117015, 125193, 129510, 140418, 156020, 166924, 208655, 234030, 250386, 259020, 280836, 351045, 375579, 387091, 417310, 468060, 500772, 625965, 702090, 751158, 774182, 834620, 1161273, 1251930, 1404180, 1502316, 1548364, 1877895, 1935455, 2322546, 2503860, 3483819, 3755790, 3870910, 4645092, 5806365, 6967638, 7511580, 7741820, 11225639, 11612730, 13935276, 17419095, 22451278, 23225460, 33676917, 34838190, 44902556, 56128195, 67353834, 69676380, 101030751, 112256390, 134707668, 168384585, 202061502, 224512780, 336769170, 404123004, 505153755, 673538340, 1010307510, 2020615020]

約数ペア:

[(1, 2020615020), (2, 1010307510), (3, 673538340), (4, 505153755), (5, 404123004), (6, 336769170), (9, 224512780), (10, 202061502), (12, 168384585), (15, 134707668), (18, 112256390), (20, 101030751), (29, 69676380), (30, 67353834), (36, 56128195), (45, 44902556), (58, 34838190), (60, 33676917), (87, 23225460), (90, 22451278), (116, 17419095), (145, 13935276), (174, 11612730), (180, 11225639), (261, 7741820), (269, 7511580), (290, 6967638), (348, 5806365), (435, 4645092), (522, 3870910), (538, 3755790), (580, 3483819), (807, 2503860), (870, 2322546), (1044, 1935455), (1076, 1877895), (1305, 1548364), (1345, 1502316), (1439, 1404180), (1614, 1251930), (1740, 1161273), (2421, 834620), (2610, 774182), (2690, 751158), (2878, 702090), (3228, 625965), (4035, 500772), (4317, 468060), (4842, 417310), (5220, 387091), (5380, 375579), (5756, 351045), (7195, 280836), (7801, 259020), (8070, 250386), (8634, 234030), (9684, 208655), (12105, 166924), (12951, 156020), (14390, 140418), (15602, 129510), (16140, 125193), (17268, 117015), (21585, 93612), (23403, 86340), (24210, 83462), (25902, 78010), (28780, 70209), (31204, 64755), (39005, 51804), (41731, 48420), (43170, 46806)]