902430540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1907}}^1$

素因数の和:2172

約数の個数: 144

約数和(自身を含む): 3000291840

約数和(自身を除く): 2097861300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 239, 330, 396, 478, 495, 660, 717, 956, 990, 1195, 1434, 1907, 1980, 2151, 2390, 2629, 2868, 3585, 3814, 4302, 4780, 5258, 5721, 7170, 7628, 7887, 8604, 9535, 10516, 10755, 11442, 13145, 14340, 15774, 17163, 19070, 20977, 21510, 22884, 23661, 26290, 28605, 31548, 34326, 38140, 39435, 41954, 43020, 47322, 52580, 57210, 62931, 68652, 78870, 83908, 85815, 94644, 104885, 114420, 118305, 125862, 157740, 171630, 188793, 209770, 236610, 251724, 314655, 343260, 377586, 419540, 455773, 473220, 629310, 755172, 911546, 943965, 1258620, 1367319, 1823092, 1887930, 2278865, 2734638, 3775860, 4101957, 4557730, 5013503, 5469276, 6836595, 8203914, 9115460, 10027006, 13673190, 15040509, 16407828, 20054012, 20509785, 25067515, 27346380, 30081018, 41019570, 45121527, 50135030, 60162036, 75202545, 82039140, 90243054, 100270060, 150405090, 180486108, 225607635, 300810180, 451215270, 902430540]

約数ペア:

[(1, 902430540), (2, 451215270), (3, 300810180), (4, 225607635), (5, 180486108), (6, 150405090), (9, 100270060), (10, 90243054), (11, 82039140), (12, 75202545), (15, 60162036), (18, 50135030), (20, 45121527), (22, 41019570), (30, 30081018), (33, 27346380), (36, 25067515), (44, 20509785), (45, 20054012), (55, 16407828), (60, 15040509), (66, 13673190), (90, 10027006), (99, 9115460), (110, 8203914), (132, 6836595), (165, 5469276), (180, 5013503), (198, 4557730), (220, 4101957), (239, 3775860), (330, 2734638), (396, 2278865), (478, 1887930), (495, 1823092), (660, 1367319), (717, 1258620), (956, 943965), (990, 911546), (1195, 755172), (1434, 629310), (1907, 473220), (1980, 455773), (2151, 419540), (2390, 377586), (2629, 343260), (2868, 314655), (3585, 251724), (3814, 236610), (4302, 209770), (4780, 188793), (5258, 171630), (5721, 157740), (7170, 125862), (7628, 118305), (7887, 114420), (8604, 104885), (9535, 94644), (10516, 85815), (10755, 83908), (11442, 78870), (13145, 68652), (14340, 62931), (15774, 57210), (17163, 52580), (19070, 47322), (20977, 43020), (21510, 41954), (22884, 39435), (23661, 38140), (26290, 34326), (28605, 31548)]