209502540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 216

約数和(自身を含む): 705021408

約数和(自身を除く): 495518868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 97, 117, 130, 142, 156, 169, 180, 194, 195, 213, 234, 260, 284, 291, 338, 355, 388, 390, 426, 468, 485, 507, 582, 585, 639, 676, 710, 780, 845, 852, 873, 923, 970, 1014, 1065, 1164, 1170, 1261, 1278, 1420, 1455, 1521, 1690, 1746, 1846, 1940, 2028, 2130, 2340, 2522, 2535, 2556, 2769, 2910, 3042, 3195, 3380, 3492, 3692, 3783, 4260, 4365, 4615, 5044, 5070, 5538, 5820, 6084, 6305, 6390, 6887, 7566, 7605, 8307, 8730, 9230, 10140, 11076, 11349, 11999, 12610, 12780, 13774, 13845, 15132, 15210, 16393, 16614, 17460, 18460, 18915, 20661, 22698, 23998, 25220, 27548, 27690, 30420, 32786, 33228, 34435, 35997, 37830, 41322, 41535, 45396, 47996, 49179, 55380, 56745, 59995, 61983, 65572, 68870, 71994, 75660, 81965, 82644, 83070, 89531, 98358, 103305, 107991, 113490, 119990, 123966, 137740, 143988, 147537, 163930, 166140, 179062, 179985, 196716, 206610, 215982, 226980, 239980, 245895, 247932, 268593, 295074, 309915, 327860, 358124, 359970, 413220, 431964, 447655, 491790, 537186, 539955, 590148, 619830, 719940, 737685, 805779, 895310, 983580, 1074372, 1079910, 1163903, 1239660, 1342965, 1475370, 1611558, 1790620, 2159820, 2327806, 2685930, 2950740, 3223116, 3491709, 4028895, 4655612, 5371860, 5819515, 6983418, 8057790, 10475127, 11639030, 13966836, 16115580, 17458545, 20950254, 23278060, 34917090, 41900508, 52375635, 69834180, 104751270, 209502540]

約数ペア:

[(1, 209502540), (2, 104751270), (3, 69834180), (4, 52375635), (5, 41900508), (6, 34917090), (9, 23278060), (10, 20950254), (12, 17458545), (13, 16115580), (15, 13966836), (18, 11639030), (20, 10475127), (26, 8057790), (30, 6983418), (36, 5819515), (39, 5371860), (45, 4655612), (52, 4028895), (60, 3491709), (65, 3223116), (71, 2950740), (78, 2685930), (90, 2327806), (97, 2159820), (117, 1790620), (130, 1611558), (142, 1475370), (156, 1342965), (169, 1239660), (180, 1163903), (194, 1079910), (195, 1074372), (213, 983580), (234, 895310), (260, 805779), (284, 737685), (291, 719940), (338, 619830), (355, 590148), (388, 539955), (390, 537186), (426, 491790), (468, 447655), (485, 431964), (507, 413220), (582, 359970), (585, 358124), (639, 327860), (676, 309915), (710, 295074), (780, 268593), (845, 247932), (852, 245895), (873, 239980), (923, 226980), (970, 215982), (1014, 206610), (1065, 196716), (1164, 179985), (1170, 179062), (1261, 166140), (1278, 163930), (1420, 147537), (1455, 143988), (1521, 137740), (1690, 123966), (1746, 119990), (1846, 113490), (1940, 107991), (2028, 103305), (2130, 98358), (2340, 89531), (2522, 83070), (2535, 82644), (2556, 81965), (2769, 75660), (2910, 71994), (3042, 68870), (3195, 65572), (3380, 61983), (3492, 59995), (3692, 56745), (3783, 55380), (4260, 49179), (4365, 47996), (4615, 45396), (5044, 41535), (5070, 41322), (5538, 37830), (5820, 35997), (6084, 34435), (6305, 33228), (6390, 32786), (6887, 30420), (7566, 27690), (7605, 27548), (8307, 25220), (8730, 23998), (9230, 22698), (10140, 20661), (11076, 18915), (11349, 18460), (11999, 17460), (12610, 16614), (12780, 16393), (13774, 15210), (13845, 15132)]