489678420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1277}}^1$

素因数の和:1390

約数の個数: 192

約数和(自身を含む): 1731373056

約数和(自身を除く): 1241694636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 83, 84, 105, 110, 132, 140, 154, 165, 166, 210, 220, 231, 249, 308, 330, 332, 385, 415, 420, 462, 498, 581, 660, 770, 830, 913, 924, 996, 1155, 1162, 1245, 1277, 1540, 1660, 1743, 1826, 2310, 2324, 2490, 2554, 2739, 2905, 3486, 3652, 3831, 4565, 4620, 4980, 5108, 5478, 5810, 6385, 6391, 6972, 7662, 8715, 8939, 9130, 10956, 11620, 12770, 12782, 13695, 14047, 15324, 17430, 17878, 18260, 19155, 19173, 25540, 25564, 26817, 27390, 28094, 31955, 34860, 35756, 38310, 38346, 42141, 44695, 53634, 54780, 56188, 63910, 70235, 76620, 76692, 84282, 89390, 95865, 98329, 105991, 107268, 127820, 134085, 140470, 168564, 178780, 191730, 196658, 210705, 211982, 268170, 280940, 294987, 317973, 383460, 393316, 421410, 423964, 491645, 529955, 536340, 589974, 635946, 741937, 842820, 983290, 1059910, 1165901, 1179948, 1271892, 1474935, 1483874, 1589865, 1966580, 2119820, 2225811, 2331802, 2949870, 2967748, 3179730, 3497703, 3709685, 4451622, 4663604, 5829505, 5899740, 6359460, 6995406, 7419370, 8161307, 8903244, 11129055, 11659010, 13990812, 14838740, 16322614, 17488515, 22258110, 23318020, 24483921, 32645228, 34977030, 40806535, 44516220, 48967842, 69954060, 81613070, 97935684, 122419605, 163226140, 244839210, 489678420]

約数ペア:

[(1, 489678420), (2, 244839210), (3, 163226140), (4, 122419605), (5, 97935684), (6, 81613070), (7, 69954060), (10, 48967842), (11, 44516220), (12, 40806535), (14, 34977030), (15, 32645228), (20, 24483921), (21, 23318020), (22, 22258110), (28, 17488515), (30, 16322614), (33, 14838740), (35, 13990812), (42, 11659010), (44, 11129055), (55, 8903244), (60, 8161307), (66, 7419370), (70, 6995406), (77, 6359460), (83, 5899740), (84, 5829505), (105, 4663604), (110, 4451622), (132, 3709685), (140, 3497703), (154, 3179730), (165, 2967748), (166, 2949870), (210, 2331802), (220, 2225811), (231, 2119820), (249, 1966580), (308, 1589865), (330, 1483874), (332, 1474935), (385, 1271892), (415, 1179948), (420, 1165901), (462, 1059910), (498, 983290), (581, 842820), (660, 741937), (770, 635946), (830, 589974), (913, 536340), (924, 529955), (996, 491645), (1155, 423964), (1162, 421410), (1245, 393316), (1277, 383460), (1540, 317973), (1660, 294987), (1743, 280940), (1826, 268170), (2310, 211982), (2324, 210705), (2490, 196658), (2554, 191730), (2739, 178780), (2905, 168564), (3486, 140470), (3652, 134085), (3831, 127820), (4565, 107268), (4620, 105991), (4980, 98329), (5108, 95865), (5478, 89390), (5810, 84282), (6385, 76692), (6391, 76620), (6972, 70235), (7662, 63910), (8715, 56188), (8939, 54780), (9130, 53634), (10956, 44695), (11620, 42141), (12770, 38346), (12782, 38310), (13695, 35756), (14047, 34860), (15324, 31955), (17430, 28094), (17878, 27390), (18260, 26817), (19155, 25564), (19173, 25540)]