209935908

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:595

約数の個数: 192

約数和(自身を含む): 687536640

約数和(自身を除く): 477600732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 41, 42, 52, 54, 63, 78, 82, 84, 91, 108, 117, 123, 126, 156, 164, 182, 189, 234, 246, 252, 273, 287, 351, 364, 369, 378, 468, 492, 521, 533, 546, 574, 702, 738, 756, 819, 861, 1042, 1066, 1092, 1107, 1148, 1404, 1476, 1563, 1599, 1638, 1722, 2084, 2132, 2214, 2457, 2583, 3126, 3198, 3276, 3444, 3647, 3731, 4428, 4689, 4797, 4914, 5166, 6252, 6396, 6773, 7294, 7462, 7749, 9378, 9594, 9828, 10332, 10941, 11193, 13546, 14067, 14391, 14588, 14924, 15498, 18756, 19188, 20319, 21361, 21882, 22386, 27092, 28134, 28782, 30996, 32823, 33579, 40638, 42722, 43764, 44772, 47411, 56268, 57564, 60957, 64083, 65646, 67158, 81276, 85444, 94822, 98469, 100737, 121914, 128166, 131292, 134316, 142233, 149527, 182871, 189644, 192249, 196938, 201474, 243828, 256332, 277693, 284466, 299054, 365742, 384498, 393876, 402948, 426699, 448581, 555386, 568932, 576747, 598108, 731484, 768996, 833079, 853398, 897162, 1110772, 1153494, 1280097, 1345743, 1666158, 1706796, 1794324, 1943851, 2306988, 2499237, 2560194, 2691486, 3332316, 3887702, 4037229, 4998474, 5120388, 5382972, 5831553, 7497711, 7775404, 8074458, 9996948, 11663106, 14995422, 16148916, 17494659, 23326212, 29990844, 34989318, 52483977, 69978636, 104967954, 209935908]

約数ペア:

[(1, 209935908), (2, 104967954), (3, 69978636), (4, 52483977), (6, 34989318), (7, 29990844), (9, 23326212), (12, 17494659), (13, 16148916), (14, 14995422), (18, 11663106), (21, 9996948), (26, 8074458), (27, 7775404), (28, 7497711), (36, 5831553), (39, 5382972), (41, 5120388), (42, 4998474), (52, 4037229), (54, 3887702), (63, 3332316), (78, 2691486), (82, 2560194), (84, 2499237), (91, 2306988), (108, 1943851), (117, 1794324), (123, 1706796), (126, 1666158), (156, 1345743), (164, 1280097), (182, 1153494), (189, 1110772), (234, 897162), (246, 853398), (252, 833079), (273, 768996), (287, 731484), (351, 598108), (364, 576747), (369, 568932), (378, 555386), (468, 448581), (492, 426699), (521, 402948), (533, 393876), (546, 384498), (574, 365742), (702, 299054), (738, 284466), (756, 277693), (819, 256332), (861, 243828), (1042, 201474), (1066, 196938), (1092, 192249), (1107, 189644), (1148, 182871), (1404, 149527), (1476, 142233), (1563, 134316), (1599, 131292), (1638, 128166), (1722, 121914), (2084, 100737), (2132, 98469), (2214, 94822), (2457, 85444), (2583, 81276), (3126, 67158), (3198, 65646), (3276, 64083), (3444, 60957), (3647, 57564), (3731, 56268), (4428, 47411), (4689, 44772), (4797, 43764), (4914, 42722), (5166, 40638), (6252, 33579), (6396, 32823), (6773, 30996), (7294, 28782), (7462, 28134), (7749, 27092), (9378, 22386), (9594, 21882), (9828, 21361), (10332, 20319), (10941, 19188), (11193, 18756), (13546, 15498), (14067, 14924), (14391, 14588)]