1808882240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:218

約数の個数: 224

約数和(自身を含む): 4926348288

約数和(自身を除く): 3117466048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 121, 124, 137, 155, 160, 176, 220, 242, 248, 274, 310, 320, 341, 352, 440, 484, 496, 548, 605, 620, 682, 685, 704, 880, 968, 992, 1096, 1210, 1240, 1331, 1364, 1370, 1507, 1705, 1760, 1936, 1984, 2192, 2420, 2480, 2662, 2728, 2740, 3014, 3410, 3520, 3751, 3872, 4247, 4384, 4840, 4960, 5324, 5456, 5480, 6028, 6655, 6820, 7502, 7535, 7744, 8494, 8768, 9680, 9920, 10648, 10912, 10960, 12056, 13310, 13640, 15004, 15070, 16577, 16988, 18755, 19360, 21235, 21296, 21824, 21920, 24112, 26620, 27280, 30008, 30140, 33154, 33976, 37510, 38720, 41261, 42470, 42592, 43840, 46717, 48224, 53240, 54560, 60016, 60280, 66308, 67952, 75020, 82522, 82885, 84940, 85184, 93434, 96448, 106480, 109120, 120032, 120560, 132616, 135904, 150040, 165044, 165770, 169880, 182347, 186868, 206305, 212960, 233585, 240064, 241120, 265232, 271808, 300080, 330088, 331540, 339760, 364694, 373736, 412610, 425920, 467170, 482240, 513887, 530464, 600160, 660176, 663080, 679520, 729388, 747472, 825220, 911735, 934340, 1027774, 1060928, 1200320, 1320352, 1326160, 1359040, 1458776, 1494944, 1650440, 1823470, 1868680, 2055548, 2569435, 2640704, 2652320, 2917552, 2989888, 3300880, 3646940, 3737360, 4111096, 5138870, 5304640, 5652757, 5835104, 6601760, 7293880, 7474720, 8222192, 10277740, 11305514, 11670208, 13203520, 14587760, 14949440, 16444384, 20555480, 22611028, 28263785, 29175520, 32888768, 41110960, 45222056, 56527570, 58351040, 82221920, 90444112, 113055140, 164443840, 180888224, 226110280, 361776448, 452220560, 904441120, 1808882240]

約数ペア:

[(1, 1808882240), (2, 904441120), (4, 452220560), (5, 361776448), (8, 226110280), (10, 180888224), (11, 164443840), (16, 113055140), (20, 90444112), (22, 82221920), (31, 58351040), (32, 56527570), (40, 45222056), (44, 41110960), (55, 32888768), (62, 29175520), (64, 28263785), (80, 22611028), (88, 20555480), (110, 16444384), (121, 14949440), (124, 14587760), (137, 13203520), (155, 11670208), (160, 11305514), (176, 10277740), (220, 8222192), (242, 7474720), (248, 7293880), (274, 6601760), (310, 5835104), (320, 5652757), (341, 5304640), (352, 5138870), (440, 4111096), (484, 3737360), (496, 3646940), (548, 3300880), (605, 2989888), (620, 2917552), (682, 2652320), (685, 2640704), (704, 2569435), (880, 2055548), (968, 1868680), (992, 1823470), (1096, 1650440), (1210, 1494944), (1240, 1458776), (1331, 1359040), (1364, 1326160), (1370, 1320352), (1507, 1200320), (1705, 1060928), (1760, 1027774), (1936, 934340), (1984, 911735), (2192, 825220), (2420, 747472), (2480, 729388), (2662, 679520), (2728, 663080), (2740, 660176), (3014, 600160), (3410, 530464), (3520, 513887), (3751, 482240), (3872, 467170), (4247, 425920), (4384, 412610), (4840, 373736), (4960, 364694), (5324, 339760), (5456, 331540), (5480, 330088), (6028, 300080), (6655, 271808), (6820, 265232), (7502, 241120), (7535, 240064), (7744, 233585), (8494, 212960), (8768, 206305), (9680, 186868), (9920, 182347), (10648, 169880), (10912, 165770), (10960, 165044), (12056, 150040), (13310, 135904), (13640, 132616), (15004, 120560), (15070, 120032), (16577, 109120), (16988, 106480), (18755, 96448), (19360, 93434), (21235, 85184), (21296, 84940), (21824, 82885), (21920, 82522), (24112, 75020), (26620, 67952), (27280, 66308), (30008, 60280), (30140, 60016), (33154, 54560), (33976, 53240), (37510, 48224), (38720, 46717), (41261, 43840), (42470, 42592)]