20547876420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{42611}}^1$

素因数の和:42695

約数の個数: 192

約数和(自身を含む): 68724633600

約数和(自身を除く): 48176757180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 47, 54, 57, 60, 76, 90, 94, 95, 108, 114, 135, 141, 171, 180, 188, 190, 228, 235, 270, 282, 285, 342, 380, 423, 470, 513, 540, 564, 570, 684, 705, 846, 855, 893, 940, 1026, 1140, 1269, 1410, 1692, 1710, 1786, 2052, 2115, 2538, 2565, 2679, 2820, 3420, 3572, 4230, 4465, 5076, 5130, 5358, 6345, 8037, 8460, 8930, 10260, 10716, 12690, 13395, 16074, 17860, 24111, 25380, 26790, 32148, 40185, 42611, 48222, 53580, 80370, 85222, 96444, 120555, 127833, 160740, 170444, 213055, 241110, 255666, 383499, 426110, 482220, 511332, 639165, 766998, 809609, 852220, 1150497, 1278330, 1533996, 1619218, 1917495, 2002717, 2300994, 2428827, 2556660, 3238436, 3834990, 4005434, 4048045, 4601988, 4857654, 5752485, 6008151, 7286481, 7669980, 8010868, 8096090, 9715308, 10013585, 11504970, 12016302, 12144135, 14572962, 16192180, 18024453, 20027170, 21859443, 23009940, 24032604, 24288270, 29145924, 30040755, 36048906, 36432405, 38051623, 40054340, 43718886, 48576540, 54073359, 60081510, 72097812, 72864810, 76103246, 87437772, 90122265, 108146718, 109297215, 114154869, 120163020, 145729620, 152206492, 180244530, 190258115, 216293436, 218594430, 228309738, 270366795, 342464607, 360489060, 380516230, 437188860, 456619476, 540733590, 570774345, 684929214, 761032460, 1027393821, 1081467180, 1141548690, 1369858428, 1712323035, 2054787642, 2283097380, 3424646070, 4109575284, 5136969105, 6849292140, 10273938210, 20547876420]

約数ペア:

[(1, 20547876420), (2, 10273938210), (3, 6849292140), (4, 5136969105), (5, 4109575284), (6, 3424646070), (9, 2283097380), (10, 2054787642), (12, 1712323035), (15, 1369858428), (18, 1141548690), (19, 1081467180), (20, 1027393821), (27, 761032460), (30, 684929214), (36, 570774345), (38, 540733590), (45, 456619476), (47, 437188860), (54, 380516230), (57, 360489060), (60, 342464607), (76, 270366795), (90, 228309738), (94, 218594430), (95, 216293436), (108, 190258115), (114, 180244530), (135, 152206492), (141, 145729620), (171, 120163020), (180, 114154869), (188, 109297215), (190, 108146718), (228, 90122265), (235, 87437772), (270, 76103246), (282, 72864810), (285, 72097812), (342, 60081510), (380, 54073359), (423, 48576540), (470, 43718886), (513, 40054340), (540, 38051623), (564, 36432405), (570, 36048906), (684, 30040755), (705, 29145924), (846, 24288270), (855, 24032604), (893, 23009940), (940, 21859443), (1026, 20027170), (1140, 18024453), (1269, 16192180), (1410, 14572962), (1692, 12144135), (1710, 12016302), (1786, 11504970), (2052, 10013585), (2115, 9715308), (2538, 8096090), (2565, 8010868), (2679, 7669980), (2820, 7286481), (3420, 6008151), (3572, 5752485), (4230, 4857654), (4465, 4601988), (5076, 4048045), (5130, 4005434), (5358, 3834990), (6345, 3238436), (8037, 2556660), (8460, 2428827), (8930, 2300994), (10260, 2002717), (10716, 1917495), (12690, 1619218), (13395, 1533996), (16074, 1278330), (17860, 1150497), (24111, 852220), (25380, 809609), (26790, 766998), (32148, 639165), (40185, 511332), (42611, 482220), (48222, 426110), (53580, 383499), (80370, 255666), (85222, 241110), (96444, 213055), (120555, 170444), (127833, 160740)]