616038520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47681}}^1$

素因数の和:47728

約数の個数: 64

約数和(自身を含む): 1544896800

約数和(自身を除く): 928858280

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 47681, 95362, 190724, 238405, 381448, 476810, 810577, 905939, 953620, 1621154, 1811878, 1907240, 3242308, 3623756, 4052885, 4529695, 6484616, 7247512, 8105770, 9059390, 15400963, 16211540, 18118780, 30801926, 32423080, 36237560, 61603852, 77004815, 123207704, 154009630, 308019260, 616038520]

約数ペア:

[(1, 616038520), (2, 308019260), (4, 154009630), (5, 123207704), (8, 77004815), (10, 61603852), (17, 36237560), (19, 32423080), (20, 30801926), (34, 18118780), (38, 16211540), (40, 15400963), (68, 9059390), (76, 8105770), (85, 7247512), (95, 6484616), (136, 4529695), (152, 4052885), (170, 3623756), (190, 3242308), (323, 1907240), (340, 1811878), (380, 1621154), (646, 953620), (680, 905939), (760, 810577), (1292, 476810), (1615, 381448), (2584, 238405), (3230, 190724), (6460, 95362), (12920, 47681)]