421778340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:304

約数の個数: 240

約数和(自身を含む): 1419707520

約数和(自身を除く): 997929180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 71, 76, 81, 90, 95, 108, 114, 135, 142, 162, 171, 180, 190, 193, 213, 228, 270, 284, 285, 324, 342, 355, 380, 386, 405, 426, 513, 540, 570, 579, 639, 684, 710, 772, 810, 852, 855, 965, 1026, 1065, 1140, 1158, 1278, 1349, 1420, 1539, 1620, 1710, 1737, 1917, 1930, 2052, 2130, 2316, 2556, 2565, 2698, 2895, 3078, 3195, 3420, 3474, 3667, 3834, 3860, 4047, 4260, 5130, 5211, 5396, 5751, 5790, 6156, 6390, 6745, 6948, 7334, 7668, 7695, 8094, 8685, 9585, 10260, 10422, 11001, 11502, 11580, 12141, 12780, 13490, 13703, 14668, 15390, 15633, 16188, 17370, 18335, 19170, 20235, 20844, 22002, 23004, 24282, 26055, 26980, 27406, 28755, 30780, 31266, 33003, 34740, 36423, 36670, 38340, 40470, 41109, 44004, 48564, 52110, 54812, 55005, 57510, 60705, 62532, 66006, 68515, 72846, 73340, 78165, 80940, 82218, 99009, 104220, 109269, 110010, 115020, 121410, 123327, 132012, 137030, 145692, 156330, 164436, 165015, 182115, 198018, 205545, 218538, 220020, 242820, 246654, 260357, 274060, 297027, 312660, 330030, 364230, 369981, 396036, 411090, 437076, 493308, 495045, 520714, 546345, 594054, 616635, 660060, 728460, 739962, 781071, 822180, 990090, 1041428, 1092690, 1109943, 1188108, 1233270, 1301785, 1479924, 1485135, 1562142, 1849905, 1980180, 2185380, 2219886, 2343213, 2466540, 2603570, 2970270, 3124284, 3699810, 3905355, 4439772, 4686426, 5207140, 5549715, 5940540, 7029639, 7399620, 7810710, 9372852, 11099430, 11716065, 14059278, 15621420, 21088917, 22198860, 23432130, 28118556, 35148195, 42177834, 46864260, 70296390, 84355668, 105444585, 140592780, 210889170, 421778340]

約数ペア:

[(1, 421778340), (2, 210889170), (3, 140592780), (4, 105444585), (5, 84355668), (6, 70296390), (9, 46864260), (10, 42177834), (12, 35148195), (15, 28118556), (18, 23432130), (19, 22198860), (20, 21088917), (27, 15621420), (30, 14059278), (36, 11716065), (38, 11099430), (45, 9372852), (54, 7810710), (57, 7399620), (60, 7029639), (71, 5940540), (76, 5549715), (81, 5207140), (90, 4686426), (95, 4439772), (108, 3905355), (114, 3699810), (135, 3124284), (142, 2970270), (162, 2603570), (171, 2466540), (180, 2343213), (190, 2219886), (193, 2185380), (213, 1980180), (228, 1849905), (270, 1562142), (284, 1485135), (285, 1479924), (324, 1301785), (342, 1233270), (355, 1188108), (380, 1109943), (386, 1092690), (405, 1041428), (426, 990090), (513, 822180), (540, 781071), (570, 739962), (579, 728460), (639, 660060), (684, 616635), (710, 594054), (772, 546345), (810, 520714), (852, 495045), (855, 493308), (965, 437076), (1026, 411090), (1065, 396036), (1140, 369981), (1158, 364230), (1278, 330030), (1349, 312660), (1420, 297027), (1539, 274060), (1620, 260357), (1710, 246654), (1737, 242820), (1917, 220020), (1930, 218538), (2052, 205545), (2130, 198018), (2316, 182115), (2556, 165015), (2565, 164436), (2698, 156330), (2895, 145692), (3078, 137030), (3195, 132012), (3420, 123327), (3474, 121410), (3667, 115020), (3834, 110010), (3860, 109269), (4047, 104220), (4260, 99009), (5130, 82218), (5211, 80940), (5396, 78165), (5751, 73340), (5790, 72846), (6156, 68515), (6390, 66006), (6745, 62532), (6948, 60705), (7334, 57510), (7668, 55005), (7695, 54812), (8094, 52110), (8685, 48564), (9585, 44004), (10260, 41109), (10422, 40470), (11001, 38340), (11502, 36670), (11580, 36423), (12141, 34740), (12780, 33003), (13490, 31266), (13703, 30780), (14668, 28755), (15390, 27406), (15633, 26980), (16188, 26055), (17370, 24282), (18335, 23004), (19170, 22002), (20235, 20844)]