218374884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 684902400

約数和(自身を除く): 466527516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 191, 234, 252, 273, 349, 364, 382, 468, 546, 573, 698, 764, 819, 1047, 1092, 1146, 1337, 1396, 1638, 1719, 2094, 2292, 2443, 2483, 2674, 3141, 3276, 3438, 4011, 4188, 4537, 4886, 4966, 5348, 6282, 6876, 7329, 7449, 8022, 9074, 9772, 9932, 12033, 12564, 13611, 14658, 14898, 16044, 17381, 18148, 21987, 22347, 24066, 27222, 29316, 29796, 31759, 34762, 40833, 43974, 44694, 48132, 52143, 54444, 63518, 66659, 69524, 81666, 87948, 89388, 95277, 104286, 127036, 133318, 156429, 163332, 190554, 199977, 208572, 266636, 285831, 312858, 381108, 399954, 466613, 571662, 599931, 625716, 799908, 866567, 933226, 1143324, 1199862, 1399839, 1733134, 1866452, 2399724, 2599701, 2799678, 3466268, 4199517, 5199402, 5599356, 6065969, 7799103, 8399034, 10398804, 12131938, 15598206, 16798068, 18197907, 24263876, 31196412, 36395814, 54593721, 72791628, 109187442, 218374884]

約数ペア:

[(1, 218374884), (2, 109187442), (3, 72791628), (4, 54593721), (6, 36395814), (7, 31196412), (9, 24263876), (12, 18197907), (13, 16798068), (14, 15598206), (18, 12131938), (21, 10398804), (26, 8399034), (28, 7799103), (36, 6065969), (39, 5599356), (42, 5199402), (52, 4199517), (63, 3466268), (78, 2799678), (84, 2599701), (91, 2399724), (117, 1866452), (126, 1733134), (156, 1399839), (182, 1199862), (191, 1143324), (234, 933226), (252, 866567), (273, 799908), (349, 625716), (364, 599931), (382, 571662), (468, 466613), (546, 399954), (573, 381108), (698, 312858), (764, 285831), (819, 266636), (1047, 208572), (1092, 199977), (1146, 190554), (1337, 163332), (1396, 156429), (1638, 133318), (1719, 127036), (2094, 104286), (2292, 95277), (2443, 89388), (2483, 87948), (2674, 81666), (3141, 69524), (3276, 66659), (3438, 63518), (4011, 54444), (4188, 52143), (4537, 48132), (4886, 44694), (4966, 43974), (5348, 40833), (6282, 34762), (6876, 31759), (7329, 29796), (7449, 29316), (8022, 27222), (9074, 24066), (9772, 22347), (9932, 21987), (12033, 18148), (12564, 17381), (13611, 16044), (14658, 14898)]