72165240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4091}}^1$

素因数の和:4122

約数の個数: 144

約数和(自身を含む): 272895480

約数和(自身を除く): 200730240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4091, 4410, 5880, 8182, 8820, 12273, 16364, 17640, 20455, 24546, 28637, 32728, 36819, 40910, 49092, 57274, 61365, 73638, 81820, 85911, 98184, 114548, 122730, 143185, 147276, 163640, 171822, 184095, 200459, 229096, 245460, 257733, 286370, 294552, 343644, 368190, 400918, 429555, 490920, 515466, 572740, 601377, 687288, 736380, 801836, 859110, 1002295, 1030932, 1145480, 1202754, 1288665, 1472760, 1603672, 1718220, 1804131, 2004590, 2061864, 2405508, 2577330, 3006885, 3436440, 3608262, 4009180, 4811016, 5154660, 6013770, 7216524, 8018360, 9020655, 10309320, 12027540, 14433048, 18041310, 24055080, 36082620, 72165240]

約数ペア:

[(1, 72165240), (2, 36082620), (3, 24055080), (4, 18041310), (5, 14433048), (6, 12027540), (7, 10309320), (8, 9020655), (9, 8018360), (10, 7216524), (12, 6013770), (14, 5154660), (15, 4811016), (18, 4009180), (20, 3608262), (21, 3436440), (24, 3006885), (28, 2577330), (30, 2405508), (35, 2061864), (36, 2004590), (40, 1804131), (42, 1718220), (45, 1603672), (49, 1472760), (56, 1288665), (60, 1202754), (63, 1145480), (70, 1030932), (72, 1002295), (84, 859110), (90, 801836), (98, 736380), (105, 687288), (120, 601377), (126, 572740), (140, 515466), (147, 490920), (168, 429555), (180, 400918), (196, 368190), (210, 343644), (245, 294552), (252, 286370), (280, 257733), (294, 245460), (315, 229096), (360, 200459), (392, 184095), (420, 171822), (441, 163640), (490, 147276), (504, 143185), (588, 122730), (630, 114548), (735, 98184), (840, 85911), (882, 81820), (980, 73638), (1176, 61365), (1260, 57274), (1470, 49092), (1764, 40910), (1960, 36819), (2205, 32728), (2520, 28637), (2940, 24546), (3528, 20455), (4091, 17640), (4410, 16364), (5880, 12273), (8182, 8820)]