30653720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 74325600

約数和(自身を除く): 43671880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 739, 1037, 1220, 1478, 2074, 2440, 2956, 3695, 4148, 5185, 5912, 7390, 8296, 10370, 12563, 14780, 20740, 25126, 29560, 41480, 45079, 50252, 62815, 90158, 100504, 125630, 180316, 225395, 251260, 360632, 450790, 502520, 766343, 901580, 1532686, 1803160, 3065372, 3831715, 6130744, 7663430, 15326860, 30653720]

約数ペア:

[(1, 30653720), (2, 15326860), (4, 7663430), (5, 6130744), (8, 3831715), (10, 3065372), (17, 1803160), (20, 1532686), (34, 901580), (40, 766343), (61, 502520), (68, 450790), (85, 360632), (122, 251260), (136, 225395), (170, 180316), (244, 125630), (305, 100504), (340, 90158), (488, 62815), (610, 50252), (680, 45079), (739, 41480), (1037, 29560), (1220, 25126), (1478, 20740), (2074, 14780), (2440, 12563), (2956, 10370), (3695, 8296), (4148, 7390), (5185, 5912)]