71232720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 240

約数和(自身を含む): 255816960

約数和(自身を除く): 184584240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 79, 80, 85, 102, 104, 120, 130, 136, 156, 158, 170, 195, 204, 208, 221, 237, 240, 255, 260, 272, 289, 312, 316, 340, 390, 395, 408, 442, 474, 510, 520, 578, 624, 632, 663, 680, 780, 790, 816, 867, 884, 948, 1020, 1027, 1040, 1105, 1156, 1185, 1264, 1326, 1343, 1360, 1445, 1560, 1580, 1734, 1768, 1896, 2040, 2054, 2210, 2312, 2370, 2652, 2686, 2890, 3081, 3120, 3160, 3315, 3468, 3536, 3757, 3792, 4029, 4080, 4108, 4335, 4420, 4624, 4740, 5135, 5304, 5372, 5780, 6162, 6320, 6630, 6715, 6936, 7514, 8058, 8216, 8670, 8840, 9480, 10270, 10608, 10744, 11271, 11560, 12324, 13260, 13430, 13872, 15028, 15405, 16116, 16432, 17340, 17459, 17680, 18785, 18960, 20145, 20540, 21488, 22542, 22831, 23120, 24648, 26520, 26860, 30056, 30810, 32232, 34680, 34918, 37570, 40290, 41080, 45084, 45662, 49296, 52377, 53040, 53720, 56355, 60112, 61620, 64464, 68493, 69360, 69836, 75140, 80580, 82160, 87295, 90168, 91324, 104754, 107440, 112710, 114155, 123240, 136986, 139672, 150280, 161160, 174590, 180336, 182648, 209508, 225420, 228310, 246480, 261885, 273972, 279344, 296803, 300560, 322320, 342465, 349180, 365296, 419016, 450840, 456620, 523770, 547944, 593606, 684930, 698360, 838032, 890409, 901680, 913240, 1047540, 1095888, 1187212, 1369860, 1396720, 1484015, 1780818, 1826480, 2095080, 2374424, 2739720, 2968030, 3561636, 4190160, 4452045, 4748848, 5479440, 5936060, 7123272, 8904090, 11872120, 14246544, 17808180, 23744240, 35616360, 71232720]

約数ペア:

[(1, 71232720), (2, 35616360), (3, 23744240), (4, 17808180), (5, 14246544), (6, 11872120), (8, 8904090), (10, 7123272), (12, 5936060), (13, 5479440), (15, 4748848), (16, 4452045), (17, 4190160), (20, 3561636), (24, 2968030), (26, 2739720), (30, 2374424), (34, 2095080), (39, 1826480), (40, 1780818), (48, 1484015), (51, 1396720), (52, 1369860), (60, 1187212), (65, 1095888), (68, 1047540), (78, 913240), (79, 901680), (80, 890409), (85, 838032), (102, 698360), (104, 684930), (120, 593606), (130, 547944), (136, 523770), (156, 456620), (158, 450840), (170, 419016), (195, 365296), (204, 349180), (208, 342465), (221, 322320), (237, 300560), (240, 296803), (255, 279344), (260, 273972), (272, 261885), (289, 246480), (312, 228310), (316, 225420), (340, 209508), (390, 182648), (395, 180336), (408, 174590), (442, 161160), (474, 150280), (510, 139672), (520, 136986), (578, 123240), (624, 114155), (632, 112710), (663, 107440), (680, 104754), (780, 91324), (790, 90168), (816, 87295), (867, 82160), (884, 80580), (948, 75140), (1020, 69836), (1027, 69360), (1040, 68493), (1105, 64464), (1156, 61620), (1185, 60112), (1264, 56355), (1326, 53720), (1343, 53040), (1360, 52377), (1445, 49296), (1560, 45662), (1580, 45084), (1734, 41080), (1768, 40290), (1896, 37570), (2040, 34918), (2054, 34680), (2210, 32232), (2312, 30810), (2370, 30056), (2652, 26860), (2686, 26520), (2890, 24648), (3081, 23120), (3120, 22831), (3160, 22542), (3315, 21488), (3468, 20540), (3536, 20145), (3757, 18960), (3792, 18785), (4029, 17680), (4080, 17459), (4108, 17340), (4335, 16432), (4420, 16116), (4624, 15405), (4740, 15028), (5135, 13872), (5304, 13430), (5372, 13260), (5780, 12324), (6162, 11560), (6320, 11271), (6630, 10744), (6715, 10608), (6936, 10270), (7514, 9480), (8058, 8840), (8216, 8670)]