39816420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:522

約数の個数: 144

約数和(自身を含む): 134447040

約数和(自身を除く): 94630620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 467, 490, 580, 588, 609, 735, 812, 870, 934, 980, 1015, 1218, 1401, 1421, 1470, 1740, 1868, 2030, 2335, 2436, 2802, 2842, 2940, 3045, 3269, 4060, 4263, 4670, 5604, 5684, 6090, 6538, 7005, 7105, 8526, 9340, 9807, 12180, 13076, 13543, 14010, 14210, 16345, 17052, 19614, 21315, 22883, 27086, 28020, 28420, 32690, 39228, 40629, 42630, 45766, 49035, 54172, 65380, 67715, 68649, 81258, 85260, 91532, 94801, 98070, 114415, 135430, 137298, 162516, 189602, 196140, 203145, 228830, 270860, 274596, 284403, 343245, 379204, 406290, 457660, 474005, 568806, 663607, 686490, 812580, 948010, 1137612, 1327214, 1372980, 1422015, 1896020, 1990821, 2654428, 2844030, 3318035, 3981642, 5688060, 6636070, 7963284, 9954105, 13272140, 19908210, 39816420]

約数ペア:

[(1, 39816420), (2, 19908210), (3, 13272140), (4, 9954105), (5, 7963284), (6, 6636070), (7, 5688060), (10, 3981642), (12, 3318035), (14, 2844030), (15, 2654428), (20, 1990821), (21, 1896020), (28, 1422015), (29, 1372980), (30, 1327214), (35, 1137612), (42, 948010), (49, 812580), (58, 686490), (60, 663607), (70, 568806), (84, 474005), (87, 457660), (98, 406290), (105, 379204), (116, 343245), (140, 284403), (145, 274596), (147, 270860), (174, 228830), (196, 203145), (203, 196140), (210, 189602), (245, 162516), (290, 137298), (294, 135430), (348, 114415), (406, 98070), (420, 94801), (435, 91532), (467, 85260), (490, 81258), (580, 68649), (588, 67715), (609, 65380), (735, 54172), (812, 49035), (870, 45766), (934, 42630), (980, 40629), (1015, 39228), (1218, 32690), (1401, 28420), (1421, 28020), (1470, 27086), (1740, 22883), (1868, 21315), (2030, 19614), (2335, 17052), (2436, 16345), (2802, 14210), (2842, 14010), (2940, 13543), (3045, 13076), (3269, 12180), (4060, 9807), (4263, 9340), (4670, 8526), (5604, 7105), (5684, 7005), (6090, 6538)]