79890480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 240

約数和(自身を含む): 291436704

約数和(自身を除く): 211546224

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 61, 68, 72, 80, 85, 90, 102, 107, 120, 122, 136, 144, 153, 170, 180, 183, 204, 214, 240, 244, 255, 272, 305, 306, 321, 340, 360, 366, 408, 428, 488, 510, 535, 549, 610, 612, 642, 680, 720, 732, 765, 816, 856, 915, 963, 976, 1020, 1037, 1070, 1098, 1220, 1224, 1284, 1360, 1464, 1530, 1605, 1712, 1819, 1830, 1926, 2040, 2074, 2140, 2196, 2440, 2448, 2568, 2745, 2928, 3060, 3111, 3210, 3638, 3660, 3852, 4080, 4148, 4280, 4392, 4815, 4880, 5136, 5185, 5457, 5490, 6120, 6222, 6420, 6527, 7276, 7320, 7704, 8296, 8560, 8784, 9095, 9333, 9630, 10370, 10914, 10980, 12240, 12444, 12840, 13054, 14552, 14640, 15408, 15555, 16371, 16592, 18190, 18666, 19260, 19581, 20740, 21828, 21960, 24888, 25680, 26108, 27285, 29104, 31110, 32635, 32742, 36380, 37332, 38520, 39162, 41480, 43656, 43920, 46665, 49776, 52216, 54570, 58743, 62220, 65270, 65484, 72760, 74664, 77040, 78324, 81855, 82960, 87312, 93330, 97905, 104432, 109140, 110959, 117486, 124440, 130540, 130968, 145520, 149328, 156648, 163710, 186660, 195810, 218280, 221918, 234972, 248880, 261080, 261936, 293715, 313296, 327420, 332877, 373320, 391620, 436560, 443836, 469944, 522160, 554795, 587430, 654840, 665754, 746640, 783240, 887672, 939888, 998631, 1109590, 1174860, 1309680, 1331508, 1566480, 1664385, 1775344, 1997262, 2219180, 2349720, 2663016, 3328770, 3994524, 4438360, 4699440, 4993155, 5326032, 6657540, 7989048, 8876720, 9986310, 13315080, 15978096, 19972620, 26630160, 39945240, 79890480]

約数ペア:

[(1, 79890480), (2, 39945240), (3, 26630160), (4, 19972620), (5, 15978096), (6, 13315080), (8, 9986310), (9, 8876720), (10, 7989048), (12, 6657540), (15, 5326032), (16, 4993155), (17, 4699440), (18, 4438360), (20, 3994524), (24, 3328770), (30, 2663016), (34, 2349720), (36, 2219180), (40, 1997262), (45, 1775344), (48, 1664385), (51, 1566480), (60, 1331508), (61, 1309680), (68, 1174860), (72, 1109590), (80, 998631), (85, 939888), (90, 887672), (102, 783240), (107, 746640), (120, 665754), (122, 654840), (136, 587430), (144, 554795), (153, 522160), (170, 469944), (180, 443836), (183, 436560), (204, 391620), (214, 373320), (240, 332877), (244, 327420), (255, 313296), (272, 293715), (305, 261936), (306, 261080), (321, 248880), (340, 234972), (360, 221918), (366, 218280), (408, 195810), (428, 186660), (488, 163710), (510, 156648), (535, 149328), (549, 145520), (610, 130968), (612, 130540), (642, 124440), (680, 117486), (720, 110959), (732, 109140), (765, 104432), (816, 97905), (856, 93330), (915, 87312), (963, 82960), (976, 81855), (1020, 78324), (1037, 77040), (1070, 74664), (1098, 72760), (1220, 65484), (1224, 65270), (1284, 62220), (1360, 58743), (1464, 54570), (1530, 52216), (1605, 49776), (1712, 46665), (1819, 43920), (1830, 43656), (1926, 41480), (2040, 39162), (2074, 38520), (2140, 37332), (2196, 36380), (2440, 32742), (2448, 32635), (2568, 31110), (2745, 29104), (2928, 27285), (3060, 26108), (3111, 25680), (3210, 24888), (3638, 21960), (3660, 21828), (3852, 20740), (4080, 19581), (4148, 19260), (4280, 18666), (4392, 18190), (4815, 16592), (4880, 16371), (5136, 15555), (5185, 15408), (5457, 14640), (5490, 14552), (6120, 13054), (6222, 12840), (6420, 12444), (6527, 12240), (7276, 10980), (7320, 10914), (7704, 10370), (8296, 9630), (8560, 9333), (8784, 9095)]