19952730

素因数分解:

$2^1\times 3^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 224

約数和(自身を含む): 67993344

約数和(自身を除く): 48040614

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 23, 27, 30, 34, 35, 42, 45, 46, 51, 54, 63, 69, 70, 81, 85, 90, 102, 105, 115, 119, 126, 135, 138, 153, 161, 162, 170, 189, 207, 210, 230, 238, 243, 255, 270, 306, 315, 322, 345, 357, 378, 391, 405, 414, 459, 483, 486, 510, 567, 595, 621, 630, 690, 714, 729, 765, 782, 805, 810, 918, 945, 966, 1035, 1071, 1134, 1173, 1190, 1215, 1242, 1377, 1449, 1458, 1530, 1610, 1701, 1785, 1863, 1890, 1955, 2070, 2142, 2295, 2346, 2415, 2430, 2737, 2754, 2835, 2898, 3105, 3213, 3402, 3519, 3570, 3645, 3726, 3910, 4131, 4347, 4590, 4830, 5103, 5355, 5474, 5589, 5670, 5865, 6210, 6426, 6885, 7038, 7245, 7290, 8211, 8262, 8505, 8694, 9315, 9639, 10206, 10557, 10710, 11178, 11730, 12393, 13041, 13685, 13770, 14490, 16065, 16422, 16767, 17010, 17595, 18630, 19278, 20655, 21114, 21735, 24633, 24786, 25515, 26082, 27370, 27945, 28917, 31671, 32130, 33534, 35190, 39123, 41055, 41310, 43470, 48195, 49266, 51030, 52785, 55890, 57834, 61965, 63342, 65205, 73899, 78246, 82110, 83835, 86751, 95013, 96390, 105570, 117369, 123165, 123930, 130410, 144585, 147798, 158355, 167670, 173502, 190026, 195615, 221697, 234738, 246330, 285039, 289170, 316710, 369495, 391230, 433755, 443394, 475065, 570078, 586845, 665091, 738990, 867510, 950130, 1108485, 1173690, 1330182, 1425195, 1995273, 2216970, 2850390, 3325455, 3990546, 6650910, 9976365, 19952730]

約数ペア:

[(1, 19952730), (2, 9976365), (3, 6650910), (5, 3990546), (6, 3325455), (7, 2850390), (9, 2216970), (10, 1995273), (14, 1425195), (15, 1330182), (17, 1173690), (18, 1108485), (21, 950130), (23, 867510), (27, 738990), (30, 665091), (34, 586845), (35, 570078), (42, 475065), (45, 443394), (46, 433755), (51, 391230), (54, 369495), (63, 316710), (69, 289170), (70, 285039), (81, 246330), (85, 234738), (90, 221697), (102, 195615), (105, 190026), (115, 173502), (119, 167670), (126, 158355), (135, 147798), (138, 144585), (153, 130410), (161, 123930), (162, 123165), (170, 117369), (189, 105570), (207, 96390), (210, 95013), (230, 86751), (238, 83835), (243, 82110), (255, 78246), (270, 73899), (306, 65205), (315, 63342), (322, 61965), (345, 57834), (357, 55890), (378, 52785), (391, 51030), (405, 49266), (414, 48195), (459, 43470), (483, 41310), (486, 41055), (510, 39123), (567, 35190), (595, 33534), (621, 32130), (630, 31671), (690, 28917), (714, 27945), (729, 27370), (765, 26082), (782, 25515), (805, 24786), (810, 24633), (918, 21735), (945, 21114), (966, 20655), (1035, 19278), (1071, 18630), (1134, 17595), (1173, 17010), (1190, 16767), (1215, 16422), (1242, 16065), (1377, 14490), (1449, 13770), (1458, 13685), (1530, 13041), (1610, 12393), (1701, 11730), (1785, 11178), (1863, 10710), (1890, 10557), (1955, 10206), (2070, 9639), (2142, 9315), (2295, 8694), (2346, 8505), (2415, 8262), (2430, 8211), (2737, 7290), (2754, 7245), (2835, 7038), (2898, 6885), (3105, 6426), (3213, 6210), (3402, 5865), (3519, 5670), (3570, 5589), (3645, 5474), (3726, 5355), (3910, 5103), (4131, 4830), (4347, 4590)]