31290072

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 91065600

約数和(自身を除く): 59775528

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 29, 33, 44, 58, 61, 66, 67, 87, 88, 116, 122, 132, 134, 174, 183, 201, 232, 244, 264, 268, 319, 348, 366, 402, 488, 536, 638, 671, 696, 732, 737, 804, 957, 1276, 1342, 1464, 1474, 1608, 1769, 1914, 1943, 2013, 2211, 2552, 2684, 2948, 3538, 3828, 3886, 4026, 4087, 4422, 5307, 5368, 5829, 5896, 7076, 7656, 7772, 8052, 8174, 8844, 10614, 11658, 12261, 14152, 15544, 16104, 16348, 17688, 19459, 21228, 21373, 23316, 24522, 32696, 38918, 42456, 42746, 44957, 46632, 49044, 58377, 64119, 77836, 85492, 89914, 98088, 116754, 118523, 128238, 134871, 155672, 170984, 179828, 233508, 237046, 256476, 269742, 355569, 359656, 467016, 474092, 512952, 539484, 711138, 948184, 1078968, 1303753, 1422276, 2607506, 2844552, 3911259, 5215012, 7822518, 10430024, 15645036, 31290072]

約数ペア:

[(1, 31290072), (2, 15645036), (3, 10430024), (4, 7822518), (6, 5215012), (8, 3911259), (11, 2844552), (12, 2607506), (22, 1422276), (24, 1303753), (29, 1078968), (33, 948184), (44, 711138), (58, 539484), (61, 512952), (66, 474092), (67, 467016), (87, 359656), (88, 355569), (116, 269742), (122, 256476), (132, 237046), (134, 233508), (174, 179828), (183, 170984), (201, 155672), (232, 134871), (244, 128238), (264, 118523), (268, 116754), (319, 98088), (348, 89914), (366, 85492), (402, 77836), (488, 64119), (536, 58377), (638, 49044), (671, 46632), (696, 44957), (732, 42746), (737, 42456), (804, 38918), (957, 32696), (1276, 24522), (1342, 23316), (1464, 21373), (1474, 21228), (1608, 19459), (1769, 17688), (1914, 16348), (1943, 16104), (2013, 15544), (2211, 14152), (2552, 12261), (2684, 11658), (2948, 10614), (3538, 8844), (3828, 8174), (3886, 8052), (4026, 7772), (4087, 7656), (4422, 7076), (5307, 5896), (5368, 5829)]