30409890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 86085504

約数和(自身を除く): 55675614

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 137, 147, 151, 210, 245, 274, 294, 302, 411, 453, 490, 685, 735, 755, 822, 906, 959, 1057, 1370, 1470, 1510, 1918, 2055, 2114, 2265, 2877, 3171, 4110, 4530, 4795, 5285, 5754, 6342, 6713, 7399, 9590, 10570, 13426, 14385, 14798, 15855, 20139, 20687, 22197, 28770, 31710, 33565, 36995, 40278, 41374, 44394, 62061, 67130, 73990, 100695, 103435, 110985, 124122, 144809, 201390, 206870, 221970, 289618, 310305, 434427, 620610, 724045, 868854, 1013663, 1448090, 2027326, 2172135, 3040989, 4344270, 5068315, 6081978, 10136630, 15204945, 30409890]

約数ペア:

[(1, 30409890), (2, 15204945), (3, 10136630), (5, 6081978), (6, 5068315), (7, 4344270), (10, 3040989), (14, 2172135), (15, 2027326), (21, 1448090), (30, 1013663), (35, 868854), (42, 724045), (49, 620610), (70, 434427), (98, 310305), (105, 289618), (137, 221970), (147, 206870), (151, 201390), (210, 144809), (245, 124122), (274, 110985), (294, 103435), (302, 100695), (411, 73990), (453, 67130), (490, 62061), (685, 44394), (735, 41374), (755, 40278), (822, 36995), (906, 33565), (959, 31710), (1057, 28770), (1370, 22197), (1470, 20687), (1510, 20139), (1918, 15855), (2055, 14798), (2114, 14385), (2265, 13426), (2877, 10570), (3171, 9590), (4110, 7399), (4530, 6713), (4795, 6342), (5285, 5754)]