219841440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:764

約数の個数: 288

約数和(自身を含む): 868734720

約数和(自身を除く): 648893280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 98, 104, 105, 112, 120, 130, 140, 147, 156, 160, 168, 182, 195, 196, 208, 210, 224, 240, 245, 260, 273, 280, 294, 312, 336, 364, 390, 392, 416, 420, 455, 480, 490, 520, 546, 560, 588, 624, 637, 672, 719, 728, 735, 780, 784, 840, 910, 980, 1040, 1092, 1120, 1176, 1248, 1274, 1365, 1438, 1456, 1470, 1560, 1568, 1680, 1820, 1911, 1960, 2080, 2157, 2184, 2352, 2548, 2730, 2876, 2912, 2940, 3120, 3185, 3360, 3595, 3640, 3822, 3920, 4314, 4368, 4704, 5033, 5096, 5460, 5752, 5880, 6240, 6370, 7190, 7280, 7644, 7840, 8628, 8736, 9347, 9555, 10066, 10192, 10785, 10920, 11504, 11760, 12740, 14380, 14560, 15099, 15288, 17256, 18694, 19110, 20132, 20384, 21570, 21840, 23008, 23520, 25165, 25480, 28041, 28760, 30198, 30576, 34512, 35231, 37388, 38220, 40264, 43140, 43680, 46735, 50330, 50960, 56082, 57520, 60396, 61152, 65429, 69024, 70462, 74776, 75495, 76440, 80528, 86280, 93470, 100660, 101920, 105693, 112164, 115040, 120792, 130858, 140205, 140924, 149552, 150990, 152880, 161056, 172560, 176155, 186940, 196287, 201320, 211386, 224328, 241584, 261716, 280410, 281848, 299104, 301980, 305760, 327145, 345120, 352310, 373880, 392574, 402640, 422772, 448656, 458003, 483168, 523432, 528465, 560820, 563696, 603960, 654290, 704620, 747760, 785148, 805280, 845544, 897312, 916006, 981435, 1046864, 1056930, 1121640, 1127392, 1207920, 1308580, 1374009, 1409240, 1495520, 1570296, 1691088, 1832012, 1962870, 2093728, 2113860, 2243280, 2290015, 2415840, 2617160, 2748018, 2818480, 3140592, 3382176, 3664024, 3925740, 4227720, 4486560, 4580030, 5234320, 5496036, 5636960, 6281184, 6870045, 7328048, 7851480, 8455440, 9160060, 10468640, 10992072, 13740090, 14656096, 15702960, 16910880, 18320120, 21984144, 27480180, 31405920, 36640240, 43968288, 54960360, 73280480, 109920720, 219841440]

約数ペア:

[(1, 219841440), (2, 109920720), (3, 73280480), (4, 54960360), (5, 43968288), (6, 36640240), (7, 31405920), (8, 27480180), (10, 21984144), (12, 18320120), (13, 16910880), (14, 15702960), (15, 14656096), (16, 13740090), (20, 10992072), (21, 10468640), (24, 9160060), (26, 8455440), (28, 7851480), (30, 7328048), (32, 6870045), (35, 6281184), (39, 5636960), (40, 5496036), (42, 5234320), (48, 4580030), (49, 4486560), (52, 4227720), (56, 3925740), (60, 3664024), (65, 3382176), (70, 3140592), (78, 2818480), (80, 2748018), (84, 2617160), (91, 2415840), (96, 2290015), (98, 2243280), (104, 2113860), (105, 2093728), (112, 1962870), (120, 1832012), (130, 1691088), (140, 1570296), (147, 1495520), (156, 1409240), (160, 1374009), (168, 1308580), (182, 1207920), (195, 1127392), (196, 1121640), (208, 1056930), (210, 1046864), (224, 981435), (240, 916006), (245, 897312), (260, 845544), (273, 805280), (280, 785148), (294, 747760), (312, 704620), (336, 654290), (364, 603960), (390, 563696), (392, 560820), (416, 528465), (420, 523432), (455, 483168), (480, 458003), (490, 448656), (520, 422772), (546, 402640), (560, 392574), (588, 373880), (624, 352310), (637, 345120), (672, 327145), (719, 305760), (728, 301980), (735, 299104), (780, 281848), (784, 280410), (840, 261716), (910, 241584), (980, 224328), (1040, 211386), (1092, 201320), (1120, 196287), (1176, 186940), (1248, 176155), (1274, 172560), (1365, 161056), (1438, 152880), (1456, 150990), (1470, 149552), (1560, 140924), (1568, 140205), (1680, 130858), (1820, 120792), (1911, 115040), (1960, 112164), (2080, 105693), (2157, 101920), (2184, 100660), (2352, 93470), (2548, 86280), (2730, 80528), (2876, 76440), (2912, 75495), (2940, 74776), (3120, 70462), (3185, 69024), (3360, 65429), (3595, 61152), (3640, 60396), (3822, 57520), (3920, 56082), (4314, 50960), (4368, 50330), (4704, 46735), (5033, 43680), (5096, 43140), (5460, 40264), (5752, 38220), (5880, 37388), (6240, 35231), (6370, 34512), (7190, 30576), (7280, 30198), (7644, 28760), (7840, 28041), (8628, 25480), (8736, 25165), (9347, 23520), (9555, 23008), (10066, 21840), (10192, 21570), (10785, 20384), (10920, 20132), (11504, 19110), (11760, 18694), (12740, 17256), (14380, 15288), (14560, 15099)]