30479940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{541}}^1$

素因数の和:869

約数の個数: 72

約数和(自身を含む): 92922648

約数和(自身を除く): 62442708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 313, 541, 626, 939, 1082, 1252, 1565, 1623, 1878, 2164, 2705, 2817, 3130, 3246, 3756, 4695, 4869, 5410, 5634, 6260, 6492, 8115, 9390, 9738, 10820, 11268, 14085, 16230, 18780, 19476, 24345, 28170, 32460, 48690, 56340, 97380, 169333, 338666, 507999, 677332, 846665, 1015998, 1523997, 1693330, 2031996, 2539995, 3047994, 3386660, 5079990, 6095988, 7619985, 10159980, 15239970, 30479940]

約数ペア:

[(1, 30479940), (2, 15239970), (3, 10159980), (4, 7619985), (5, 6095988), (6, 5079990), (9, 3386660), (10, 3047994), (12, 2539995), (15, 2031996), (18, 1693330), (20, 1523997), (30, 1015998), (36, 846665), (45, 677332), (60, 507999), (90, 338666), (180, 169333), (313, 97380), (541, 56340), (626, 48690), (939, 32460), (1082, 28170), (1252, 24345), (1565, 19476), (1623, 18780), (1878, 16230), (2164, 14085), (2705, 11268), (2817, 10820), (3130, 9738), (3246, 9390), (3756, 8115), (4695, 6492), (4869, 6260), (5410, 5634)]