211323870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:379

約数の個数: 128

約数和(自身を含む): 590198400

約数和(自身を除く): 378874530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 137, 145, 174, 197, 261, 270, 274, 290, 394, 411, 435, 522, 591, 685, 783, 822, 870, 985, 1182, 1233, 1305, 1370, 1566, 1773, 1970, 2055, 2466, 2610, 2955, 3546, 3699, 3915, 3973, 4110, 5319, 5713, 5910, 6165, 7398, 7830, 7946, 8865, 10638, 11426, 11919, 12330, 17139, 17730, 18495, 19865, 23838, 26595, 26989, 28565, 34278, 35757, 36990, 39730, 51417, 53190, 53978, 57130, 59595, 71514, 80967, 85695, 102834, 107271, 119190, 134945, 154251, 161934, 171390, 178785, 214542, 242901, 257085, 269890, 308502, 357570, 404835, 485802, 514170, 536355, 728703, 771255, 782681, 809670, 1072710, 1214505, 1457406, 1542510, 1565362, 2348043, 2429010, 3643515, 3913405, 4696086, 7044129, 7287030, 7826810, 11740215, 14088258, 21132387, 23480430, 35220645, 42264774, 70441290, 105661935, 211323870]

約数ペア:

[(1, 211323870), (2, 105661935), (3, 70441290), (5, 42264774), (6, 35220645), (9, 23480430), (10, 21132387), (15, 14088258), (18, 11740215), (27, 7826810), (29, 7287030), (30, 7044129), (45, 4696086), (54, 3913405), (58, 3643515), (87, 2429010), (90, 2348043), (135, 1565362), (137, 1542510), (145, 1457406), (174, 1214505), (197, 1072710), (261, 809670), (270, 782681), (274, 771255), (290, 728703), (394, 536355), (411, 514170), (435, 485802), (522, 404835), (591, 357570), (685, 308502), (783, 269890), (822, 257085), (870, 242901), (985, 214542), (1182, 178785), (1233, 171390), (1305, 161934), (1370, 154251), (1566, 134945), (1773, 119190), (1970, 107271), (2055, 102834), (2466, 85695), (2610, 80967), (2955, 71514), (3546, 59595), (3699, 57130), (3915, 53978), (3973, 53190), (4110, 51417), (5319, 39730), (5713, 36990), (5910, 35757), (6165, 34278), (7398, 28565), (7830, 26989), (7946, 26595), (8865, 23838), (10638, 19865), (11426, 18495), (11919, 17730), (12330, 17139)]