399166740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:467

約数の個数: 216

約数和(自身を含む): 1422150912

約数和(自身を除く): 1022984172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 167, 180, 196, 210, 245, 252, 271, 294, 315, 334, 420, 441, 490, 501, 542, 588, 630, 668, 735, 813, 835, 882, 980, 1002, 1084, 1169, 1260, 1355, 1470, 1503, 1626, 1670, 1764, 1897, 2004, 2205, 2338, 2439, 2505, 2710, 2940, 3006, 3252, 3340, 3507, 3794, 4065, 4410, 4676, 4878, 5010, 5420, 5691, 5845, 6012, 7014, 7515, 7588, 8130, 8183, 8820, 9485, 9756, 10020, 10521, 11382, 11690, 12195, 13279, 14028, 15030, 16260, 16366, 17073, 17535, 18970, 21042, 22764, 23380, 24390, 24549, 26558, 28455, 30060, 32732, 34146, 35070, 37940, 39837, 40915, 42084, 45257, 48780, 49098, 52605, 53116, 56910, 66395, 68292, 70140, 73647, 79674, 81830, 85365, 90514, 98196, 105210, 113820, 119511, 122745, 132790, 135771, 147294, 159348, 163660, 170730, 181028, 199185, 210420, 226285, 239022, 245490, 265580, 271542, 294588, 316799, 341460, 368235, 398370, 407313, 452570, 478044, 490980, 543084, 597555, 633598, 678855, 736470, 796740, 814626, 905140, 950397, 1195110, 1267196, 1357710, 1472940, 1583995, 1629252, 1900794, 2036565, 2217593, 2390220, 2715420, 2851191, 3167990, 3801588, 4073130, 4435186, 4751985, 5702382, 6335980, 6652779, 8146260, 8870372, 9503970, 11087965, 11404764, 13305558, 14255955, 19007940, 19958337, 22175930, 26611116, 28511910, 33263895, 39916674, 44351860, 57023820, 66527790, 79833348, 99791685, 133055580, 199583370, 399166740]

約数ペア:

[(1, 399166740), (2, 199583370), (3, 133055580), (4, 99791685), (5, 79833348), (6, 66527790), (7, 57023820), (9, 44351860), (10, 39916674), (12, 33263895), (14, 28511910), (15, 26611116), (18, 22175930), (20, 19958337), (21, 19007940), (28, 14255955), (30, 13305558), (35, 11404764), (36, 11087965), (42, 9503970), (45, 8870372), (49, 8146260), (60, 6652779), (63, 6335980), (70, 5702382), (84, 4751985), (90, 4435186), (98, 4073130), (105, 3801588), (126, 3167990), (140, 2851191), (147, 2715420), (167, 2390220), (180, 2217593), (196, 2036565), (210, 1900794), (245, 1629252), (252, 1583995), (271, 1472940), (294, 1357710), (315, 1267196), (334, 1195110), (420, 950397), (441, 905140), (490, 814626), (501, 796740), (542, 736470), (588, 678855), (630, 633598), (668, 597555), (735, 543084), (813, 490980), (835, 478044), (882, 452570), (980, 407313), (1002, 398370), (1084, 368235), (1169, 341460), (1260, 316799), (1355, 294588), (1470, 271542), (1503, 265580), (1626, 245490), (1670, 239022), (1764, 226285), (1897, 210420), (2004, 199185), (2205, 181028), (2338, 170730), (2439, 163660), (2505, 159348), (2710, 147294), (2940, 135771), (3006, 132790), (3252, 122745), (3340, 119511), (3507, 113820), (3794, 105210), (4065, 98196), (4410, 90514), (4676, 85365), (4878, 81830), (5010, 79674), (5420, 73647), (5691, 70140), (5845, 68292), (6012, 66395), (7014, 56910), (7515, 53116), (7588, 52605), (8130, 49098), (8183, 48780), (8820, 45257), (9485, 42084), (9756, 40915), (10020, 39837), (10521, 37940), (11382, 35070), (11690, 34146), (12195, 32732), (13279, 30060), (14028, 28455), (15030, 26558), (16260, 24549), (16366, 24390), (17073, 23380), (17535, 22764), (18970, 21042)]