195970740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1021}}^1$

素因数の和:1497

約数の個数: 96

約数和(自身を含む): 629094144

約数和(自身を除く): 433123404

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 457, 914, 1021, 1371, 1828, 2042, 2285, 2742, 3063, 3199, 4084, 4570, 5105, 5484, 6126, 6398, 6855, 7147, 9140, 9597, 10210, 12252, 12796, 13710, 14294, 15315, 15995, 19194, 20420, 21441, 27420, 28588, 30630, 31990, 35735, 38388, 42882, 47985, 61260, 63980, 71470, 85764, 95970, 107205, 142940, 191940, 214410, 428820, 466597, 933194, 1399791, 1866388, 2332985, 2799582, 3266179, 4665970, 5599164, 6532358, 6998955, 9331940, 9798537, 13064716, 13997910, 16330895, 19597074, 27995820, 32661790, 39194148, 48992685, 65323580, 97985370, 195970740]

約数ペア:

[(1, 195970740), (2, 97985370), (3, 65323580), (4, 48992685), (5, 39194148), (6, 32661790), (7, 27995820), (10, 19597074), (12, 16330895), (14, 13997910), (15, 13064716), (20, 9798537), (21, 9331940), (28, 6998955), (30, 6532358), (35, 5599164), (42, 4665970), (60, 3266179), (70, 2799582), (84, 2332985), (105, 1866388), (140, 1399791), (210, 933194), (420, 466597), (457, 428820), (914, 214410), (1021, 191940), (1371, 142940), (1828, 107205), (2042, 95970), (2285, 85764), (2742, 71470), (3063, 63980), (3199, 61260), (4084, 47985), (4570, 42882), (5105, 38388), (5484, 35735), (6126, 31990), (6398, 30630), (6855, 28588), (7147, 27420), (9140, 21441), (9597, 20420), (10210, 19194), (12252, 15995), (12796, 15315), (13710, 14294)]