209173650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:369

約数の個数: 144

約数和(自身を含む): 610675200

約数和(自身を除く): 401501550

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 149, 150, 175, 191, 210, 245, 294, 298, 350, 382, 447, 490, 525, 573, 735, 745, 894, 955, 1043, 1050, 1146, 1225, 1337, 1470, 1490, 1910, 2086, 2235, 2450, 2674, 2865, 3129, 3675, 3725, 4011, 4470, 4775, 5215, 5730, 6258, 6685, 7301, 7350, 7450, 8022, 9359, 9550, 10430, 11175, 13370, 14325, 14602, 15645, 18718, 20055, 21903, 22350, 26075, 28077, 28459, 28650, 31290, 33425, 36505, 40110, 43806, 46795, 52150, 56154, 56918, 66850, 73010, 78225, 85377, 93590, 100275, 109515, 140385, 142295, 156450, 170754, 182525, 199213, 200550, 219030, 233975, 280770, 284590, 365050, 398426, 426885, 467950, 547575, 597639, 701925, 711475, 853770, 996065, 1095150, 1195278, 1394491, 1403850, 1422950, 1992130, 2134425, 2788982, 2988195, 4183473, 4268850, 4980325, 5976390, 6972455, 8366946, 9960650, 13944910, 14940975, 20917365, 29881950, 34862275, 41834730, 69724550, 104586825, 209173650]

約数ペア:

[(1, 209173650), (2, 104586825), (3, 69724550), (5, 41834730), (6, 34862275), (7, 29881950), (10, 20917365), (14, 14940975), (15, 13944910), (21, 9960650), (25, 8366946), (30, 6972455), (35, 5976390), (42, 4980325), (49, 4268850), (50, 4183473), (70, 2988195), (75, 2788982), (98, 2134425), (105, 1992130), (147, 1422950), (149, 1403850), (150, 1394491), (175, 1195278), (191, 1095150), (210, 996065), (245, 853770), (294, 711475), (298, 701925), (350, 597639), (382, 547575), (447, 467950), (490, 426885), (525, 398426), (573, 365050), (735, 284590), (745, 280770), (894, 233975), (955, 219030), (1043, 200550), (1050, 199213), (1146, 182525), (1225, 170754), (1337, 156450), (1470, 142295), (1490, 140385), (1910, 109515), (2086, 100275), (2235, 93590), (2450, 85377), (2674, 78225), (2865, 73010), (3129, 66850), (3675, 56918), (3725, 56154), (4011, 52150), (4470, 46795), (4775, 43806), (5215, 40110), (5730, 36505), (6258, 33425), (6685, 31290), (7301, 28650), (7350, 28459), (7450, 28077), (8022, 26075), (9359, 22350), (9550, 21903), (10430, 20055), (11175, 18718), (13370, 15645), (14325, 14602)]