61478340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1901}}^1$

素因数の和:1938

約数の個数: 144

約数和(自身を含む): 218562624

約数和(自身を除く): 157084284

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, 1901, 2156, 2310, 2695, 2940, 3234, 3802, 4620, 5390, 5703, 6468, 7604, 8085, 9505, 10780, 11406, 13307, 16170, 19010, 20911, 22812, 26614, 28515, 32340, 38020, 39921, 41822, 53228, 57030, 62733, 66535, 79842, 83644, 93149, 104555, 114060, 125466, 133070, 146377, 159684, 186298, 199605, 209110, 250932, 266140, 279447, 292754, 313665, 372596, 399210, 418220, 439131, 465745, 558894, 585508, 627330, 731885, 798420, 878262, 931490, 1024639, 1117788, 1254660, 1397235, 1463770, 1756524, 1862980, 2049278, 2195655, 2794470, 2927540, 3073917, 4098556, 4391310, 5123195, 5588940, 6147834, 8782620, 10246390, 12295668, 15369585, 20492780, 30739170, 61478340]

約数ペア:

[(1, 61478340), (2, 30739170), (3, 20492780), (4, 15369585), (5, 12295668), (6, 10246390), (7, 8782620), (10, 6147834), (11, 5588940), (12, 5123195), (14, 4391310), (15, 4098556), (20, 3073917), (21, 2927540), (22, 2794470), (28, 2195655), (30, 2049278), (33, 1862980), (35, 1756524), (42, 1463770), (44, 1397235), (49, 1254660), (55, 1117788), (60, 1024639), (66, 931490), (70, 878262), (77, 798420), (84, 731885), (98, 627330), (105, 585508), (110, 558894), (132, 465745), (140, 439131), (147, 418220), (154, 399210), (165, 372596), (196, 313665), (210, 292754), (220, 279447), (231, 266140), (245, 250932), (294, 209110), (308, 199605), (330, 186298), (385, 159684), (420, 146377), (462, 133070), (490, 125466), (539, 114060), (588, 104555), (660, 93149), (735, 83644), (770, 79842), (924, 66535), (980, 62733), (1078, 57030), (1155, 53228), (1470, 41822), (1540, 39921), (1617, 38020), (1901, 32340), (2156, 28515), (2310, 26614), (2695, 22812), (2940, 20911), (3234, 19010), (3802, 16170), (4620, 13307), (5390, 11406), (5703, 10780), (6468, 9505), (7604, 8085)]