28801170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:118

約数の個数: 120

約数和(自身を含む): 82184652

約数和(自身を除く): 53383482

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 37, 45, 54, 62, 74, 81, 90, 93, 111, 135, 155, 162, 185, 186, 222, 270, 279, 310, 333, 370, 405, 465, 555, 558, 666, 810, 837, 930, 961, 999, 1110, 1147, 1395, 1665, 1674, 1922, 1998, 2294, 2511, 2790, 2883, 2997, 3330, 3441, 4185, 4805, 4995, 5022, 5735, 5766, 5994, 6882, 8370, 8649, 9610, 9990, 10323, 11470, 12555, 14415, 14985, 17205, 17298, 20646, 25110, 25947, 28830, 29970, 30969, 34410, 35557, 43245, 51615, 51894, 61938, 71114, 77841, 86490, 92907, 103230, 106671, 129735, 154845, 155682, 177785, 185814, 213342, 259470, 309690, 320013, 355570, 389205, 464535, 533355, 640026, 778410, 929070, 960039, 1066710, 1600065, 1920078, 2880117, 3200130, 4800195, 5760234, 9600390, 14400585, 28801170]

約数ペア:

[(1, 28801170), (2, 14400585), (3, 9600390), (5, 5760234), (6, 4800195), (9, 3200130), (10, 2880117), (15, 1920078), (18, 1600065), (27, 1066710), (30, 960039), (31, 929070), (37, 778410), (45, 640026), (54, 533355), (62, 464535), (74, 389205), (81, 355570), (90, 320013), (93, 309690), (111, 259470), (135, 213342), (155, 185814), (162, 177785), (185, 155682), (186, 154845), (222, 129735), (270, 106671), (279, 103230), (310, 92907), (333, 86490), (370, 77841), (405, 71114), (465, 61938), (555, 51894), (558, 51615), (666, 43245), (810, 35557), (837, 34410), (930, 30969), (961, 29970), (999, 28830), (1110, 25947), (1147, 25110), (1395, 20646), (1665, 17298), (1674, 17205), (1922, 14985), (1998, 14415), (2294, 12555), (2511, 11470), (2790, 10323), (2883, 9990), (2997, 9610), (3330, 8649), (3441, 8370), (4185, 6882), (4805, 5994), (4995, 5766), (5022, 5735)]