30719910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{347}}^1$

素因数の和:597

約数の個数: 64

約数和(自身を含む): 79978752

約数和(自身を除く): 49258842

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 227, 347, 390, 454, 681, 694, 1041, 1135, 1362, 1735, 2082, 2270, 2951, 3405, 3470, 4511, 5205, 5902, 6810, 8853, 9022, 10410, 13533, 14755, 17706, 22555, 27066, 29510, 44265, 45110, 67665, 78769, 88530, 135330, 157538, 236307, 393845, 472614, 787690, 1023997, 1181535, 2047994, 2363070, 3071991, 5119985, 6143982, 10239970, 15359955, 30719910]

約数ペア:

[(1, 30719910), (2, 15359955), (3, 10239970), (5, 6143982), (6, 5119985), (10, 3071991), (13, 2363070), (15, 2047994), (26, 1181535), (30, 1023997), (39, 787690), (65, 472614), (78, 393845), (130, 236307), (195, 157538), (227, 135330), (347, 88530), (390, 78769), (454, 67665), (681, 45110), (694, 44265), (1041, 29510), (1135, 27066), (1362, 22555), (1735, 17706), (2082, 14755), (2270, 13533), (2951, 10410), (3405, 9022), (3470, 8853), (4511, 6810), (5205, 5902)]