61866420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1913}}^1$

素因数の和:1950

約数の個数: 144

約数和(自身を含む): 219941568

約数和(自身を除く): 158075148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 1913, 2156, 2310, 2695, 2940, 3234, 3826, 4620, 5390, 5739, 6468, 7652, 8085, 9565, 10780, 11478, 13391, 16170, 19130, 21043, 22956, 26782, 28695, 32340, 38260, 40173, 42086, 53564, 57390, 63129, 66955, 80346, 84172, 93737, 105215, 114780, 126258, 133910, 147301, 160692, 187474, 200865, 210430, 252516, 267820, 281211, 294602, 315645, 374948, 401730, 420860, 441903, 468685, 562422, 589204, 631290, 736505, 803460, 883806, 937370, 1031107, 1124844, 1262580, 1406055, 1473010, 1767612, 1874740, 2062214, 2209515, 2812110, 2946020, 3093321, 4124428, 4419030, 5155535, 5624220, 6186642, 8838060, 10311070, 12373284, 15466605, 20622140, 30933210, 61866420]

約数ペア:

[(1, 61866420), (2, 30933210), (3, 20622140), (4, 15466605), (5, 12373284), (6, 10311070), (7, 8838060), (10, 6186642), (11, 5624220), (12, 5155535), (14, 4419030), (15, 4124428), (20, 3093321), (21, 2946020), (22, 2812110), (28, 2209515), (30, 2062214), (33, 1874740), (35, 1767612), (42, 1473010), (44, 1406055), (49, 1262580), (55, 1124844), (60, 1031107), (66, 937370), (70, 883806), (77, 803460), (84, 736505), (98, 631290), (105, 589204), (110, 562422), (132, 468685), (140, 441903), (147, 420860), (154, 401730), (165, 374948), (196, 315645), (210, 294602), (220, 281211), (231, 267820), (245, 252516), (294, 210430), (308, 200865), (330, 187474), (385, 160692), (420, 147301), (462, 133910), (490, 126258), (539, 114780), (588, 105215), (660, 93737), (735, 84172), (770, 80346), (924, 66955), (980, 63129), (1078, 57390), (1155, 53564), (1470, 42086), (1540, 40173), (1617, 38260), (1913, 32340), (2156, 28695), (2310, 26782), (2695, 22956), (2940, 21043), (3234, 19130), (3826, 16170), (4620, 13391), (5390, 11478), (5739, 10780), (6468, 9565), (7652, 8085)]