158807404

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 353009664

約数和(自身を除く): 194202260

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 68, 71, 74, 119, 127, 142, 148, 238, 254, 259, 284, 476, 497, 508, 518, 629, 889, 994, 1036, 1207, 1258, 1778, 1988, 2159, 2414, 2516, 2627, 3556, 4318, 4403, 4699, 4828, 5254, 8449, 8636, 8806, 9017, 9398, 10508, 15113, 16898, 17612, 18034, 18389, 18796, 30226, 32893, 33796, 36068, 36778, 44659, 60452, 63119, 65786, 73556, 79883, 89318, 126238, 131572, 153289, 159766, 178636, 252476, 306578, 312613, 319532, 333629, 559181, 613156, 625226, 667258, 1073023, 1118362, 1250452, 1334516, 2146046, 2236724, 2335403, 4292092, 4670806, 5671693, 9341612, 11343386, 22686772, 39701851, 79403702, 158807404]

約数ペア:

[(1, 158807404), (2, 79403702), (4, 39701851), (7, 22686772), (14, 11343386), (17, 9341612), (28, 5671693), (34, 4670806), (37, 4292092), (68, 2335403), (71, 2236724), (74, 2146046), (119, 1334516), (127, 1250452), (142, 1118362), (148, 1073023), (238, 667258), (254, 625226), (259, 613156), (284, 559181), (476, 333629), (497, 319532), (508, 312613), (518, 306578), (629, 252476), (889, 178636), (994, 159766), (1036, 153289), (1207, 131572), (1258, 126238), (1778, 89318), (1988, 79883), (2159, 73556), (2414, 65786), (2516, 63119), (2627, 60452), (3556, 44659), (4318, 36778), (4403, 36068), (4699, 33796), (4828, 32893), (5254, 30226), (8449, 18796), (8636, 18389), (8806, 18034), (9017, 17612), (9398, 16898), (10508, 15113)]