30811350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{569}}^1$

素因数の和:622

約数の個数: 72

約数和(自身を含む): 80787240

約数和(自身を除く): 49975890

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 361, 475, 569, 570, 722, 950, 1083, 1138, 1425, 1707, 1805, 2166, 2845, 2850, 3414, 3610, 5415, 5690, 8535, 9025, 10811, 10830, 14225, 17070, 18050, 21622, 27075, 28450, 32433, 42675, 54055, 54150, 64866, 85350, 108110, 162165, 205409, 270275, 324330, 410818, 540550, 616227, 810825, 1027045, 1232454, 1621650, 2054090, 3081135, 5135225, 6162270, 10270450, 15405675, 30811350]

約数ペア:

[(1, 30811350), (2, 15405675), (3, 10270450), (5, 6162270), (6, 5135225), (10, 3081135), (15, 2054090), (19, 1621650), (25, 1232454), (30, 1027045), (38, 810825), (50, 616227), (57, 540550), (75, 410818), (95, 324330), (114, 270275), (150, 205409), (190, 162165), (285, 108110), (361, 85350), (475, 64866), (569, 54150), (570, 54055), (722, 42675), (950, 32433), (1083, 28450), (1138, 27075), (1425, 21622), (1707, 18050), (1805, 17070), (2166, 14225), (2845, 10830), (2850, 10811), (3414, 9025), (3610, 8535), (5415, 5690)]