42025340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 112805280

約数和(自身を除く): 70779940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 37, 38, 49, 61, 70, 74, 76, 95, 98, 122, 133, 140, 148, 185, 190, 196, 244, 245, 259, 266, 305, 370, 380, 427, 490, 518, 532, 610, 665, 703, 740, 854, 931, 980, 1036, 1159, 1220, 1295, 1330, 1406, 1708, 1813, 1862, 2135, 2257, 2318, 2590, 2660, 2812, 2989, 3515, 3626, 3724, 4270, 4514, 4636, 4655, 4921, 5180, 5795, 5978, 7030, 7252, 8113, 8540, 9028, 9065, 9310, 9842, 11285, 11590, 11956, 14060, 14945, 15799, 16226, 18130, 18620, 19684, 22570, 23180, 24605, 29890, 31598, 32452, 34447, 36260, 40565, 42883, 45140, 49210, 56791, 59780, 63196, 68894, 78995, 81130, 85766, 98420, 110593, 113582, 137788, 157990, 162260, 171532, 172235, 214415, 221186, 227164, 283955, 300181, 315980, 344470, 428830, 442372, 552965, 567910, 600362, 688940, 857660, 1105930, 1135820, 1200724, 1500905, 2101267, 2211860, 3001810, 4202534, 6003620, 8405068, 10506335, 21012670, 42025340]

約数ペア:

[(1, 42025340), (2, 21012670), (4, 10506335), (5, 8405068), (7, 6003620), (10, 4202534), (14, 3001810), (19, 2211860), (20, 2101267), (28, 1500905), (35, 1200724), (37, 1135820), (38, 1105930), (49, 857660), (61, 688940), (70, 600362), (74, 567910), (76, 552965), (95, 442372), (98, 428830), (122, 344470), (133, 315980), (140, 300181), (148, 283955), (185, 227164), (190, 221186), (196, 214415), (244, 172235), (245, 171532), (259, 162260), (266, 157990), (305, 137788), (370, 113582), (380, 110593), (427, 98420), (490, 85766), (518, 81130), (532, 78995), (610, 68894), (665, 63196), (703, 59780), (740, 56791), (854, 49210), (931, 45140), (980, 42883), (1036, 40565), (1159, 36260), (1220, 34447), (1295, 32452), (1330, 31598), (1406, 29890), (1708, 24605), (1813, 23180), (1862, 22570), (2135, 19684), (2257, 18620), (2318, 18130), (2590, 16226), (2660, 15799), (2812, 14945), (2989, 14060), (3515, 11956), (3626, 11590), (3724, 11285), (4270, 9842), (4514, 9310), (4636, 9065), (4655, 9028), (4921, 8540), (5180, 8113), (5795, 7252), (5978, 7030)]