201976155

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 384134400

約数和(自身を除く): 182158245

約数列:

[1, 3, 5, 9, 15, 29, 37, 45, 47, 87, 89, 111, 141, 145, 185, 235, 261, 267, 333, 423, 435, 445, 555, 705, 801, 1073, 1305, 1335, 1363, 1665, 1739, 2115, 2581, 3219, 3293, 4005, 4089, 4183, 5217, 5365, 6815, 7743, 8695, 9657, 9879, 12267, 12549, 12905, 15651, 16095, 16465, 20445, 20915, 23229, 26085, 29637, 37647, 38715, 48285, 49395, 50431, 61335, 62745, 78255, 95497, 116145, 121307, 148185, 151293, 154771, 188235, 252155, 286491, 363921, 453879, 464313, 477485, 606535, 756465, 773855, 859473, 1091763, 1392939, 1432455, 1819605, 2269395, 2321565, 4297365, 4488359, 5458815, 6964695, 13465077, 22441795, 40395231, 67325385, 201976155]

約数ペア:

[(1, 201976155), (3, 67325385), (5, 40395231), (9, 22441795), (15, 13465077), (29, 6964695), (37, 5458815), (45, 4488359), (47, 4297365), (87, 2321565), (89, 2269395), (111, 1819605), (141, 1432455), (145, 1392939), (185, 1091763), (235, 859473), (261, 773855), (267, 756465), (333, 606535), (423, 477485), (435, 464313), (445, 453879), (555, 363921), (705, 286491), (801, 252155), (1073, 188235), (1305, 154771), (1335, 151293), (1363, 148185), (1665, 121307), (1739, 116145), (2115, 95497), (2581, 78255), (3219, 62745), (3293, 61335), (4005, 50431), (4089, 49395), (4183, 48285), (5217, 38715), (5365, 37647), (6815, 29637), (7743, 26085), (8695, 23229), (9657, 20915), (9879, 20445), (12267, 16465), (12549, 16095), (12905, 15651)]