72419844

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 211438080

約数和(自身を除く): 139018236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 31, 42, 49, 58, 62, 84, 87, 93, 98, 116, 124, 137, 147, 174, 186, 196, 203, 217, 274, 294, 348, 372, 406, 411, 434, 548, 588, 609, 651, 812, 822, 868, 899, 959, 1218, 1302, 1421, 1519, 1644, 1798, 1918, 2436, 2604, 2697, 2842, 2877, 3038, 3596, 3836, 3973, 4247, 4263, 4557, 5394, 5684, 5754, 6076, 6293, 6713, 7946, 8494, 8526, 9114, 10788, 11508, 11919, 12586, 12741, 13426, 15892, 16988, 17052, 18228, 18879, 20139, 23838, 25172, 25482, 26852, 27811, 29729, 37758, 40278, 44051, 47676, 50964, 55622, 59458, 75516, 80556, 83433, 88102, 89187, 111244, 118916, 123163, 132153, 166866, 176204, 178374, 194677, 208103, 246326, 264306, 333732, 356748, 369489, 389354, 416206, 492652, 528612, 584031, 624309, 738978, 778708, 832412, 862141, 1168062, 1248618, 1477956, 1724282, 2336124, 2497236, 2586423, 3448564, 5172846, 6034987, 10345692, 12069974, 18104961, 24139948, 36209922, 72419844]

約数ペア:

[(1, 72419844), (2, 36209922), (3, 24139948), (4, 18104961), (6, 12069974), (7, 10345692), (12, 6034987), (14, 5172846), (21, 3448564), (28, 2586423), (29, 2497236), (31, 2336124), (42, 1724282), (49, 1477956), (58, 1248618), (62, 1168062), (84, 862141), (87, 832412), (93, 778708), (98, 738978), (116, 624309), (124, 584031), (137, 528612), (147, 492652), (174, 416206), (186, 389354), (196, 369489), (203, 356748), (217, 333732), (274, 264306), (294, 246326), (348, 208103), (372, 194677), (406, 178374), (411, 176204), (434, 166866), (548, 132153), (588, 123163), (609, 118916), (651, 111244), (812, 89187), (822, 88102), (868, 83433), (899, 80556), (959, 75516), (1218, 59458), (1302, 55622), (1421, 50964), (1519, 47676), (1644, 44051), (1798, 40278), (1918, 37758), (2436, 29729), (2604, 27811), (2697, 26852), (2842, 25482), (2877, 25172), (3038, 23838), (3596, 20139), (3836, 18879), (3973, 18228), (4247, 17052), (4263, 16988), (4557, 15892), (5394, 13426), (5684, 12741), (5754, 12586), (6076, 11919), (6293, 11508), (6713, 10788), (7946, 9114), (8494, 8526)]