291691764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:630

約数の個数: 144

約数和(自身を含む): 913610880

約数和(自身を除く): 621919116

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, 234, 252, 269, 273, 331, 364, 468, 538, 546, 662, 807, 819, 993, 1076, 1092, 1324, 1614, 1638, 1883, 1986, 2317, 2421, 2979, 3228, 3276, 3497, 3766, 3972, 4303, 4634, 4842, 5649, 5958, 6951, 6994, 7532, 8606, 9268, 9684, 10491, 11298, 11916, 12909, 13902, 13988, 16947, 17212, 20853, 20982, 22596, 24479, 25818, 27804, 30121, 31473, 33894, 38727, 41706, 41964, 48958, 51636, 60242, 62946, 67788, 73437, 77454, 83412, 89039, 90363, 97916, 120484, 125892, 146874, 154908, 178078, 180726, 220311, 267117, 271089, 293748, 356156, 361452, 440622, 534234, 542178, 623273, 801351, 881244, 1068468, 1084356, 1157507, 1246546, 1602702, 1869819, 2315014, 2493092, 3205404, 3472521, 3739638, 4630028, 5609457, 6945042, 7479276, 8102549, 10417563, 11218914, 13890084, 16205098, 20835126, 22437828, 24307647, 32410196, 41670252, 48615294, 72922941, 97230588, 145845882, 291691764]

約数ペア:

[(1, 291691764), (2, 145845882), (3, 97230588), (4, 72922941), (6, 48615294), (7, 41670252), (9, 32410196), (12, 24307647), (13, 22437828), (14, 20835126), (18, 16205098), (21, 13890084), (26, 11218914), (28, 10417563), (36, 8102549), (39, 7479276), (42, 6945042), (52, 5609457), (63, 4630028), (78, 3739638), (84, 3472521), (91, 3205404), (117, 2493092), (126, 2315014), (156, 1869819), (182, 1602702), (234, 1246546), (252, 1157507), (269, 1084356), (273, 1068468), (331, 881244), (364, 801351), (468, 623273), (538, 542178), (546, 534234), (662, 440622), (807, 361452), (819, 356156), (993, 293748), (1076, 271089), (1092, 267117), (1324, 220311), (1614, 180726), (1638, 178078), (1883, 154908), (1986, 146874), (2317, 125892), (2421, 120484), (2979, 97916), (3228, 90363), (3276, 89039), (3497, 83412), (3766, 77454), (3972, 73437), (4303, 67788), (4634, 62946), (4842, 60242), (5649, 51636), (5958, 48958), (6951, 41964), (6994, 41706), (7532, 38727), (8606, 33894), (9268, 31473), (9684, 30121), (10491, 27804), (11298, 25818), (11916, 24479), (12909, 22596), (13902, 20982), (13988, 20853), (16947, 17212)]