7730970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 20490624

約数和(自身を除く): 12759654

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 461, 559, 645, 922, 1118, 1290, 1383, 1677, 2305, 2766, 2795, 3354, 4610, 5590, 5993, 6915, 8385, 11986, 13830, 16770, 17979, 19823, 29965, 35958, 39646, 59469, 59930, 89895, 99115, 118938, 179790, 198230, 257699, 297345, 515398, 594690, 773097, 1288495, 1546194, 2576990, 3865485, 7730970]

約数ペア:

[(1, 7730970), (2, 3865485), (3, 2576990), (5, 1546194), (6, 1288495), (10, 773097), (13, 594690), (15, 515398), (26, 297345), (30, 257699), (39, 198230), (43, 179790), (65, 118938), (78, 99115), (86, 89895), (129, 59930), (130, 59469), (195, 39646), (215, 35958), (258, 29965), (390, 19823), (430, 17979), (461, 16770), (559, 13830), (645, 11986), (922, 8385), (1118, 6915), (1290, 5993), (1383, 5590), (1677, 4610), (2305, 3354), (2766, 2795)]