262850220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:760

約数の個数: 144

約数和(自身を含む): 833571648

約数和(自身を除く): 570721428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 61, 74, 90, 111, 122, 148, 180, 183, 185, 222, 244, 305, 333, 366, 370, 444, 549, 555, 610, 647, 666, 732, 740, 915, 1098, 1110, 1220, 1294, 1332, 1665, 1830, 1941, 2196, 2220, 2257, 2588, 2745, 3235, 3330, 3660, 3882, 4514, 5490, 5823, 6470, 6660, 6771, 7764, 9028, 9705, 10980, 11285, 11646, 12940, 13542, 19410, 20313, 22570, 23292, 23939, 27084, 29115, 33855, 38820, 39467, 40626, 45140, 47878, 58230, 67710, 71817, 78934, 81252, 95756, 101565, 116460, 118401, 119695, 135420, 143634, 157868, 197335, 203130, 215451, 236802, 239390, 287268, 355203, 359085, 394670, 406260, 430902, 473604, 478780, 592005, 710406, 718170, 789340, 861804, 1077255, 1184010, 1420812, 1436340, 1460279, 1776015, 2154510, 2368020, 2920558, 3552030, 4309020, 4380837, 5841116, 7104060, 7301395, 8761674, 13142511, 14602790, 17523348, 21904185, 26285022, 29205580, 43808370, 52570044, 65712555, 87616740, 131425110, 262850220]

約数ペア:

[(1, 262850220), (2, 131425110), (3, 87616740), (4, 65712555), (5, 52570044), (6, 43808370), (9, 29205580), (10, 26285022), (12, 21904185), (15, 17523348), (18, 14602790), (20, 13142511), (30, 8761674), (36, 7301395), (37, 7104060), (45, 5841116), (60, 4380837), (61, 4309020), (74, 3552030), (90, 2920558), (111, 2368020), (122, 2154510), (148, 1776015), (180, 1460279), (183, 1436340), (185, 1420812), (222, 1184010), (244, 1077255), (305, 861804), (333, 789340), (366, 718170), (370, 710406), (444, 592005), (549, 478780), (555, 473604), (610, 430902), (647, 406260), (666, 394670), (732, 359085), (740, 355203), (915, 287268), (1098, 239390), (1110, 236802), (1220, 215451), (1294, 203130), (1332, 197335), (1665, 157868), (1830, 143634), (1941, 135420), (2196, 119695), (2220, 118401), (2257, 116460), (2588, 101565), (2745, 95756), (3235, 81252), (3330, 78934), (3660, 71817), (3882, 67710), (4514, 58230), (5490, 47878), (5823, 45140), (6470, 40626), (6660, 39467), (6771, 38820), (7764, 33855), (9028, 29115), (9705, 27084), (10980, 23939), (11285, 23292), (11646, 22570), (12940, 20313), (13542, 19410)]