30615910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 62705664

約数和(自身を除く): 32089754

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 71, 107, 130, 142, 155, 214, 310, 355, 403, 535, 710, 806, 923, 1070, 1391, 1846, 2015, 2201, 2782, 3317, 4030, 4402, 4615, 6634, 6955, 7597, 9230, 11005, 13910, 15194, 16585, 22010, 28613, 33170, 37985, 43121, 57226, 75970, 86242, 98761, 143065, 197522, 215605, 235507, 286130, 431210, 471014, 493805, 987610, 1177535, 2355070, 3061591, 6123182, 15307955, 30615910]

約数ペア:

[(1, 30615910), (2, 15307955), (5, 6123182), (10, 3061591), (13, 2355070), (26, 1177535), (31, 987610), (62, 493805), (65, 471014), (71, 431210), (107, 286130), (130, 235507), (142, 215605), (155, 197522), (214, 143065), (310, 98761), (355, 86242), (403, 75970), (535, 57226), (710, 43121), (806, 37985), (923, 33170), (1070, 28613), (1391, 22010), (1846, 16585), (2015, 15194), (2201, 13910), (2782, 11005), (3317, 9230), (4030, 7597), (4402, 6955), (4615, 6634)]