19616070120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:556

約数の個数: 192

約数和(自身を含む): 60402101760

約数和(自身を除く): 40786031640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 197, 223, 244, 305, 366, 394, 446, 488, 591, 610, 669, 732, 788, 892, 915, 985, 1115, 1182, 1220, 1338, 1464, 1576, 1784, 1830, 1970, 2230, 2364, 2440, 2676, 2955, 3345, 3660, 3721, 3940, 4460, 4728, 5352, 5910, 6690, 7320, 7442, 7880, 8920, 11163, 11820, 12017, 13380, 13603, 14884, 18605, 22326, 23640, 24034, 26760, 27206, 29768, 36051, 37210, 40809, 43931, 44652, 48068, 54412, 55815, 60085, 68015, 72102, 74420, 81618, 87862, 89304, 96136, 108824, 111630, 120170, 131793, 136030, 144204, 148840, 163236, 175724, 180255, 204045, 219655, 223260, 240340, 263586, 272060, 288408, 326472, 351448, 360510, 408090, 439310, 446520, 480680, 527172, 544120, 658965, 721020, 733037, 816180, 829783, 878620, 1054344, 1317930, 1442040, 1466074, 1632360, 1659566, 1757240, 2199111, 2489349, 2635860, 2679791, 2932148, 3319132, 3665185, 4148915, 4398222, 4978698, 5271720, 5359582, 5864296, 6638264, 7330370, 8039373, 8297830, 8796444, 9957396, 10719164, 10995555, 12446745, 13398955, 14660740, 16078746, 16595660, 17592888, 19914792, 21438328, 21991110, 24893490, 26797910, 29321480, 32157492, 33191320, 40196865, 43982220, 49786980, 53595820, 64314984, 80393730, 87964440, 99573960, 107191640, 160787460, 163467251, 321574920, 326934502, 490401753, 653869004, 817336255, 980803506, 1307738008, 1634672510, 1961607012, 2452008765, 3269345020, 3923214024, 4904017530, 6538690040, 9808035060, 19616070120]

約数ペア:

[(1, 19616070120), (2, 9808035060), (3, 6538690040), (4, 4904017530), (5, 3923214024), (6, 3269345020), (8, 2452008765), (10, 1961607012), (12, 1634672510), (15, 1307738008), (20, 980803506), (24, 817336255), (30, 653869004), (40, 490401753), (60, 326934502), (61, 321574920), (120, 163467251), (122, 160787460), (183, 107191640), (197, 99573960), (223, 87964440), (244, 80393730), (305, 64314984), (366, 53595820), (394, 49786980), (446, 43982220), (488, 40196865), (591, 33191320), (610, 32157492), (669, 29321480), (732, 26797910), (788, 24893490), (892, 21991110), (915, 21438328), (985, 19914792), (1115, 17592888), (1182, 16595660), (1220, 16078746), (1338, 14660740), (1464, 13398955), (1576, 12446745), (1784, 10995555), (1830, 10719164), (1970, 9957396), (2230, 8796444), (2364, 8297830), (2440, 8039373), (2676, 7330370), (2955, 6638264), (3345, 5864296), (3660, 5359582), (3721, 5271720), (3940, 4978698), (4460, 4398222), (4728, 4148915), (5352, 3665185), (5910, 3319132), (6690, 2932148), (7320, 2679791), (7442, 2635860), (7880, 2489349), (8920, 2199111), (11163, 1757240), (11820, 1659566), (12017, 1632360), (13380, 1466074), (13603, 1442040), (14884, 1317930), (18605, 1054344), (22326, 878620), (23640, 829783), (24034, 816180), (26760, 733037), (27206, 721020), (29768, 658965), (36051, 544120), (37210, 527172), (40809, 480680), (43931, 446520), (44652, 439310), (48068, 408090), (54412, 360510), (55815, 351448), (60085, 326472), (68015, 288408), (72102, 272060), (74420, 263586), (81618, 240340), (87862, 223260), (89304, 219655), (96136, 204045), (108824, 180255), (111630, 175724), (120170, 163236), (131793, 148840), (136030, 144204)]