28117530

素因数分解:

$2^1\times 3^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 224

約数和(自身を含む): 94435200

約数和(自身を除く): 66317670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 29, 30, 35, 38, 42, 45, 54, 57, 58, 63, 70, 81, 87, 90, 95, 105, 114, 126, 133, 135, 145, 162, 171, 174, 189, 190, 203, 210, 243, 261, 266, 270, 285, 290, 315, 342, 378, 399, 405, 406, 435, 486, 513, 522, 551, 567, 570, 609, 630, 665, 729, 783, 798, 810, 855, 870, 945, 1015, 1026, 1102, 1134, 1197, 1215, 1218, 1305, 1330, 1458, 1539, 1566, 1653, 1701, 1710, 1827, 1890, 1995, 2030, 2349, 2394, 2430, 2565, 2610, 2755, 2835, 3045, 3078, 3306, 3402, 3591, 3645, 3654, 3857, 3915, 3990, 4617, 4698, 4959, 5103, 5130, 5481, 5510, 5670, 5985, 6090, 7047, 7182, 7290, 7695, 7714, 7830, 8265, 8505, 9135, 9234, 9918, 10206, 10773, 10962, 11571, 11745, 11970, 13851, 14094, 14877, 15390, 16443, 16530, 17010, 17955, 18270, 19285, 21141, 21546, 23085, 23142, 23490, 24795, 25515, 27405, 27702, 29754, 32319, 32886, 34713, 35235, 35910, 38570, 42282, 44631, 46170, 49329, 49590, 51030, 53865, 54810, 57855, 64638, 69255, 69426, 70470, 74385, 82215, 89262, 96957, 98658, 104139, 105705, 107730, 115710, 133893, 138510, 147987, 148770, 161595, 164430, 173565, 193914, 208278, 211410, 223155, 246645, 267786, 295974, 312417, 323190, 347130, 401679, 446310, 484785, 493290, 520695, 624834, 669465, 739935, 803358, 937251, 969570, 1041390, 1338930, 1479870, 1562085, 1874502, 2008395, 2811753, 3124170, 4016790, 4686255, 5623506, 9372510, 14058765, 28117530]

約数ペア:

[(1, 28117530), (2, 14058765), (3, 9372510), (5, 5623506), (6, 4686255), (7, 4016790), (9, 3124170), (10, 2811753), (14, 2008395), (15, 1874502), (18, 1562085), (19, 1479870), (21, 1338930), (27, 1041390), (29, 969570), (30, 937251), (35, 803358), (38, 739935), (42, 669465), (45, 624834), (54, 520695), (57, 493290), (58, 484785), (63, 446310), (70, 401679), (81, 347130), (87, 323190), (90, 312417), (95, 295974), (105, 267786), (114, 246645), (126, 223155), (133, 211410), (135, 208278), (145, 193914), (162, 173565), (171, 164430), (174, 161595), (189, 148770), (190, 147987), (203, 138510), (210, 133893), (243, 115710), (261, 107730), (266, 105705), (270, 104139), (285, 98658), (290, 96957), (315, 89262), (342, 82215), (378, 74385), (399, 70470), (405, 69426), (406, 69255), (435, 64638), (486, 57855), (513, 54810), (522, 53865), (551, 51030), (567, 49590), (570, 49329), (609, 46170), (630, 44631), (665, 42282), (729, 38570), (783, 35910), (798, 35235), (810, 34713), (855, 32886), (870, 32319), (945, 29754), (1015, 27702), (1026, 27405), (1102, 25515), (1134, 24795), (1197, 23490), (1215, 23142), (1218, 23085), (1305, 21546), (1330, 21141), (1458, 19285), (1539, 18270), (1566, 17955), (1653, 17010), (1701, 16530), (1710, 16443), (1827, 15390), (1890, 14877), (1995, 14094), (2030, 13851), (2349, 11970), (2394, 11745), (2430, 11571), (2565, 10962), (2610, 10773), (2755, 10206), (2835, 9918), (3045, 9234), (3078, 9135), (3306, 8505), (3402, 8265), (3591, 7830), (3645, 7714), (3654, 7695), (3857, 7290), (3915, 7182), (3990, 7047), (4617, 6090), (4698, 5985), (4959, 5670), (5103, 5510), (5130, 5481)]