197666820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4969}}^1$

素因数の和:5014

約数の個数: 144

約数和(自身を含む): 683832240

約数和(自身を除く): 486165420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 4969, 6630, 7956, 9938, 9945, 13260, 14907, 19876, 19890, 24845, 29814, 39780, 44721, 49690, 59628, 64597, 74535, 84473, 89442, 99380, 129194, 149070, 168946, 178884, 193791, 223605, 253419, 258388, 298140, 322985, 337892, 387582, 422365, 447210, 506838, 581373, 645970, 760257, 775164, 844730, 894420, 968955, 1013676, 1098149, 1162746, 1267095, 1291940, 1520514, 1689460, 1937910, 2196298, 2325492, 2534190, 2906865, 3041028, 3294447, 3801285, 3875820, 4392596, 5068380, 5490745, 5813730, 6588894, 7602570, 9883341, 10981490, 11627460, 13177788, 15205140, 16472235, 19766682, 21962980, 32944470, 39533364, 49416705, 65888940, 98833410, 197666820]

約数ペア:

[(1, 197666820), (2, 98833410), (3, 65888940), (4, 49416705), (5, 39533364), (6, 32944470), (9, 21962980), (10, 19766682), (12, 16472235), (13, 15205140), (15, 13177788), (17, 11627460), (18, 10981490), (20, 9883341), (26, 7602570), (30, 6588894), (34, 5813730), (36, 5490745), (39, 5068380), (45, 4392596), (51, 3875820), (52, 3801285), (60, 3294447), (65, 3041028), (68, 2906865), (78, 2534190), (85, 2325492), (90, 2196298), (102, 1937910), (117, 1689460), (130, 1520514), (153, 1291940), (156, 1267095), (170, 1162746), (180, 1098149), (195, 1013676), (204, 968955), (221, 894420), (234, 844730), (255, 775164), (260, 760257), (306, 645970), (340, 581373), (390, 506838), (442, 447210), (468, 422365), (510, 387582), (585, 337892), (612, 322985), (663, 298140), (765, 258388), (780, 253419), (884, 223605), (1020, 193791), (1105, 178884), (1170, 168946), (1326, 149070), (1530, 129194), (1989, 99380), (2210, 89442), (2340, 84473), (2652, 74535), (3060, 64597), (3315, 59628), (3978, 49690), (4420, 44721), (4969, 39780), (6630, 29814), (7956, 24845), (9938, 19890), (9945, 19876), (13260, 14907)]