18903575520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{2659}}^1\times {\mathrm{4937}}^1$

素因数の和:7617

約数の個数: 144

約数和(自身を含む): 64545783120

約数和(自身を除く): 45642207600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 2659, 4937, 5318, 7977, 9874, 10636, 13295, 14811, 15954, 19748, 21272, 23931, 24685, 26590, 29622, 31908, 39496, 39885, 42544, 44433, 47862, 49370, 53180, 59244, 63816, 74055, 78992, 79770, 85088, 88866, 95724, 98740, 106360, 118488, 119655, 127632, 148110, 157984, 159540, 177732, 191448, 197480, 212720, 222165, 236976, 239310, 255264, 296220, 319080, 355464, 382896, 394960, 425440, 444330, 473952, 478620, 592440, 638160, 710928, 765792, 789920, 888660, 957240, 1184880, 1276320, 1421856, 1777320, 1914480, 2369760, 3554640, 3828960, 7109280, 13127483, 26254966, 39382449, 52509932, 65637415, 78764898, 105019864, 118147347, 131274830, 157529796, 196912245, 210039728, 236294694, 262549660, 315059592, 393824490, 420079456, 472589388, 525099320, 590736735, 630119184, 787648980, 945178776, 1050198640, 1181473470, 1260238368, 1575297960, 1890357552, 2100397280, 2362946940, 3150595920, 3780715104, 4725893880, 6301191840, 9451787760, 18903575520]

約数ペア:

[(1, 18903575520), (2, 9451787760), (3, 6301191840), (4, 4725893880), (5, 3780715104), (6, 3150595920), (8, 2362946940), (9, 2100397280), (10, 1890357552), (12, 1575297960), (15, 1260238368), (16, 1181473470), (18, 1050198640), (20, 945178776), (24, 787648980), (30, 630119184), (32, 590736735), (36, 525099320), (40, 472589388), (45, 420079456), (48, 393824490), (60, 315059592), (72, 262549660), (80, 236294694), (90, 210039728), (96, 196912245), (120, 157529796), (144, 131274830), (160, 118147347), (180, 105019864), (240, 78764898), (288, 65637415), (360, 52509932), (480, 39382449), (720, 26254966), (1440, 13127483), (2659, 7109280), (4937, 3828960), (5318, 3554640), (7977, 2369760), (9874, 1914480), (10636, 1777320), (13295, 1421856), (14811, 1276320), (15954, 1184880), (19748, 957240), (21272, 888660), (23931, 789920), (24685, 765792), (26590, 710928), (29622, 638160), (31908, 592440), (39496, 478620), (39885, 473952), (42544, 444330), (44433, 425440), (47862, 394960), (49370, 382896), (53180, 355464), (59244, 319080), (63816, 296220), (74055, 255264), (78992, 239310), (79770, 236976), (85088, 222165), (88866, 212720), (95724, 197480), (98740, 191448), (106360, 177732), (118488, 159540), (119655, 157984), (127632, 148110)]