521368380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 288

約数和(自身を含む): 1826193600

約数和(自身を除く): 1304825220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 29, 30, 36, 39, 45, 52, 54, 58, 60, 65, 78, 87, 90, 108, 116, 117, 130, 135, 145, 156, 169, 174, 180, 195, 197, 234, 260, 261, 270, 290, 338, 348, 351, 377, 390, 394, 435, 468, 507, 522, 540, 580, 585, 591, 676, 702, 754, 780, 783, 788, 845, 870, 985, 1014, 1044, 1131, 1170, 1182, 1305, 1404, 1508, 1521, 1566, 1690, 1740, 1755, 1773, 1885, 1970, 2028, 2262, 2340, 2364, 2535, 2561, 2610, 2955, 3042, 3132, 3380, 3393, 3510, 3546, 3770, 3915, 3940, 4524, 4563, 4901, 5070, 5122, 5220, 5319, 5655, 5713, 5910, 6084, 6786, 7020, 7092, 7540, 7605, 7683, 7830, 8865, 9126, 9802, 10140, 10179, 10244, 10638, 11310, 11426, 11820, 12805, 13572, 14703, 15210, 15366, 15660, 16965, 17139, 17730, 18252, 19604, 20358, 21276, 22620, 22815, 22852, 23049, 24505, 25610, 26595, 28565, 29406, 30420, 30732, 33293, 33930, 34278, 35460, 38415, 40716, 44109, 45630, 46098, 49010, 50895, 51220, 51417, 53190, 57130, 58812, 66586, 67860, 68556, 69147, 73515, 74269, 76830, 85695, 88218, 91260, 92196, 98020, 99879, 101790, 102834, 106380, 114260, 115245, 132327, 133172, 138294, 147030, 148538, 153660, 154251, 166465, 171390, 176436, 199758, 203580, 205668, 220545, 222807, 230490, 257085, 264654, 276588, 294060, 297076, 299637, 308502, 332930, 342780, 345735, 371345, 399516, 441090, 445614, 460980, 499395, 514170, 529308, 599274, 617004, 661635, 665860, 668421, 691470, 742690, 771255, 882180, 891228, 898911, 965497, 998790, 1028340, 1114035, 1198548, 1323270, 1336842, 1382940, 1485380, 1498185, 1542510, 1797822, 1930994, 1997580, 2005263, 2228070, 2646540, 2673684, 2896491, 2996370, 3085020, 3342105, 3595644, 3861988, 4010526, 4456140, 4494555, 4827485, 5792982, 5992740, 6684210, 8021052, 8689473, 8989110, 9654970, 10026315, 11585964, 13368420, 14482455, 17378946, 17978220, 19309940, 20052630, 26068419, 28964910, 34757892, 40105260, 43447365, 52136838, 57929820, 86894730, 104273676, 130342095, 173789460, 260684190, 521368380]

約数ペア:

[(1, 521368380), (2, 260684190), (3, 173789460), (4, 130342095), (5, 104273676), (6, 86894730), (9, 57929820), (10, 52136838), (12, 43447365), (13, 40105260), (15, 34757892), (18, 28964910), (20, 26068419), (26, 20052630), (27, 19309940), (29, 17978220), (30, 17378946), (36, 14482455), (39, 13368420), (45, 11585964), (52, 10026315), (54, 9654970), (58, 8989110), (60, 8689473), (65, 8021052), (78, 6684210), (87, 5992740), (90, 5792982), (108, 4827485), (116, 4494555), (117, 4456140), (130, 4010526), (135, 3861988), (145, 3595644), (156, 3342105), (169, 3085020), (174, 2996370), (180, 2896491), (195, 2673684), (197, 2646540), (234, 2228070), (260, 2005263), (261, 1997580), (270, 1930994), (290, 1797822), (338, 1542510), (348, 1498185), (351, 1485380), (377, 1382940), (390, 1336842), (394, 1323270), (435, 1198548), (468, 1114035), (507, 1028340), (522, 998790), (540, 965497), (580, 898911), (585, 891228), (591, 882180), (676, 771255), (702, 742690), (754, 691470), (780, 668421), (783, 665860), (788, 661635), (845, 617004), (870, 599274), (985, 529308), (1014, 514170), (1044, 499395), (1131, 460980), (1170, 445614), (1182, 441090), (1305, 399516), (1404, 371345), (1508, 345735), (1521, 342780), (1566, 332930), (1690, 308502), (1740, 299637), (1755, 297076), (1773, 294060), (1885, 276588), (1970, 264654), (2028, 257085), (2262, 230490), (2340, 222807), (2364, 220545), (2535, 205668), (2561, 203580), (2610, 199758), (2955, 176436), (3042, 171390), (3132, 166465), (3380, 154251), (3393, 153660), (3510, 148538), (3546, 147030), (3770, 138294), (3915, 133172), (3940, 132327), (4524, 115245), (4563, 114260), (4901, 106380), (5070, 102834), (5122, 101790), (5220, 99879), (5319, 98020), (5655, 92196), (5713, 91260), (5910, 88218), (6084, 85695), (6786, 76830), (7020, 74269), (7092, 73515), (7540, 69147), (7605, 68556), (7683, 67860), (7830, 66586), (8865, 58812), (9126, 57130), (9802, 53190), (10140, 51417), (10179, 51220), (10244, 50895), (10638, 49010), (11310, 46098), (11426, 45630), (11820, 44109), (12805, 40716), (13572, 38415), (14703, 35460), (15210, 34278), (15366, 33930), (15660, 33293), (16965, 30732), (17139, 30420), (17730, 29406), (18252, 28565), (19604, 26595), (20358, 25610), (21276, 24505), (22620, 23049), (22815, 22852)]