28133730

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:805

約数の個数: 80

約数和(自身を含む): 77362560

約数和(自身を除く): 49228830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 90, 94, 135, 141, 162, 235, 270, 282, 405, 423, 470, 705, 739, 810, 846, 1269, 1410, 1478, 2115, 2217, 2538, 3695, 3807, 4230, 4434, 6345, 6651, 7390, 7614, 11085, 12690, 13302, 19035, 19953, 22170, 33255, 34733, 38070, 39906, 59859, 66510, 69466, 99765, 104199, 119718, 173665, 199530, 208398, 299295, 312597, 347330, 520995, 598590, 625194, 937791, 1041990, 1562985, 1875582, 2813373, 3125970, 4688955, 5626746, 9377910, 14066865, 28133730]

約数ペア:

[(1, 28133730), (2, 14066865), (3, 9377910), (5, 5626746), (6, 4688955), (9, 3125970), (10, 2813373), (15, 1875582), (18, 1562985), (27, 1041990), (30, 937791), (45, 625194), (47, 598590), (54, 520995), (81, 347330), (90, 312597), (94, 299295), (135, 208398), (141, 199530), (162, 173665), (235, 119718), (270, 104199), (282, 99765), (405, 69466), (423, 66510), (470, 59859), (705, 39906), (739, 38070), (810, 34733), (846, 33255), (1269, 22170), (1410, 19953), (1478, 19035), (2115, 13302), (2217, 12690), (2538, 11085), (3695, 7614), (3807, 7390), (4230, 6651), (4434, 6345)]