239831748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 687511552

約数和(自身を除く): 447679804

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 61, 62, 78, 93, 117, 122, 124, 156, 183, 186, 234, 244, 271, 279, 366, 372, 403, 468, 542, 549, 558, 732, 793, 806, 813, 1084, 1098, 1116, 1209, 1586, 1612, 1626, 1891, 2196, 2379, 2418, 2439, 3172, 3252, 3523, 3627, 3782, 4758, 4836, 4878, 5673, 7046, 7137, 7254, 7564, 8401, 9516, 9756, 10569, 11346, 14092, 14274, 14508, 16531, 16802, 17019, 21138, 22692, 24583, 25203, 28548, 31707, 33062, 33604, 34038, 42276, 49166, 49593, 50406, 63414, 66124, 68076, 73749, 75609, 98332, 99186, 100812, 109213, 126828, 147498, 148779, 151218, 198372, 214903, 218426, 221247, 294996, 297558, 302436, 327639, 429806, 436852, 442494, 512461, 595116, 644709, 655278, 859612, 884988, 982917, 1024922, 1289418, 1310556, 1537383, 1934127, 1965834, 2049844, 2578836, 3074766, 3868254, 3931668, 4612149, 6149532, 6661993, 7736508, 9224298, 13323986, 18448596, 19985979, 26647972, 39971958, 59957937, 79943916, 119915874, 239831748]

約数ペア:

[(1, 239831748), (2, 119915874), (3, 79943916), (4, 59957937), (6, 39971958), (9, 26647972), (12, 19985979), (13, 18448596), (18, 13323986), (26, 9224298), (31, 7736508), (36, 6661993), (39, 6149532), (52, 4612149), (61, 3931668), (62, 3868254), (78, 3074766), (93, 2578836), (117, 2049844), (122, 1965834), (124, 1934127), (156, 1537383), (183, 1310556), (186, 1289418), (234, 1024922), (244, 982917), (271, 884988), (279, 859612), (366, 655278), (372, 644709), (403, 595116), (468, 512461), (542, 442494), (549, 436852), (558, 429806), (732, 327639), (793, 302436), (806, 297558), (813, 294996), (1084, 221247), (1098, 218426), (1116, 214903), (1209, 198372), (1586, 151218), (1612, 148779), (1626, 147498), (1891, 126828), (2196, 109213), (2379, 100812), (2418, 99186), (2439, 98332), (3172, 75609), (3252, 73749), (3523, 68076), (3627, 66124), (3782, 63414), (4758, 50406), (4836, 49593), (4878, 49166), (5673, 42276), (7046, 34038), (7137, 33604), (7254, 33062), (7564, 31707), (8401, 28548), (9516, 25203), (9756, 24583), (10569, 22692), (11346, 21138), (14092, 17019), (14274, 16802), (14508, 16531)]