30785850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:141

約数の個数: 108

約数和(自身を含む): 86968206

約数和(自身を除く): 56182356

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 43, 45, 50, 74, 75, 86, 90, 111, 129, 150, 185, 215, 222, 225, 258, 333, 370, 387, 430, 450, 555, 645, 666, 774, 925, 1075, 1110, 1290, 1591, 1665, 1849, 1850, 1935, 2150, 2775, 3182, 3225, 3330, 3698, 3870, 4773, 5547, 5550, 6450, 7955, 8325, 9245, 9546, 9675, 11094, 14319, 15910, 16641, 16650, 18490, 19350, 23865, 27735, 28638, 33282, 39775, 46225, 47730, 55470, 68413, 71595, 79550, 83205, 92450, 119325, 136826, 138675, 143190, 166410, 205239, 238650, 277350, 342065, 357975, 410478, 416025, 615717, 684130, 715950, 832050, 1026195, 1231434, 1710325, 2052390, 3078585, 3420650, 5130975, 6157170, 10261950, 15392925, 30785850]

約数ペア:

[(1, 30785850), (2, 15392925), (3, 10261950), (5, 6157170), (6, 5130975), (9, 3420650), (10, 3078585), (15, 2052390), (18, 1710325), (25, 1231434), (30, 1026195), (37, 832050), (43, 715950), (45, 684130), (50, 615717), (74, 416025), (75, 410478), (86, 357975), (90, 342065), (111, 277350), (129, 238650), (150, 205239), (185, 166410), (215, 143190), (222, 138675), (225, 136826), (258, 119325), (333, 92450), (370, 83205), (387, 79550), (430, 71595), (450, 68413), (555, 55470), (645, 47730), (666, 46225), (774, 39775), (925, 33282), (1075, 28638), (1110, 27735), (1290, 23865), (1591, 19350), (1665, 18490), (1849, 16650), (1850, 16641), (1935, 15910), (2150, 14319), (2775, 11094), (3182, 9675), (3225, 9546), (3330, 9245), (3698, 8325), (3870, 7955), (4773, 6450), (5547, 5550)]