216719820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8539}}^1$

素因数の和:8604

約数の個数: 96

約数和(自身を含む): 688665600

約数和(自身を除く): 471945780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 846, 940, 1269, 1410, 1692, 2115, 2538, 2820, 4230, 5076, 6345, 8460, 8539, 12690, 17078, 25380, 25617, 34156, 42695, 51234, 76851, 85390, 102468, 128085, 153702, 170780, 230553, 256170, 307404, 384255, 401333, 461106, 512340, 768510, 802666, 922212, 1152765, 1203999, 1537020, 1605332, 2006665, 2305530, 2407998, 3611997, 4013330, 4611060, 4815996, 6019995, 7223994, 8026660, 10835991, 12039990, 14447988, 18059985, 21671982, 24079980, 36119970, 43343964, 54179955, 72239940, 108359910, 216719820]

約数ペア:

[(1, 216719820), (2, 108359910), (3, 72239940), (4, 54179955), (5, 43343964), (6, 36119970), (9, 24079980), (10, 21671982), (12, 18059985), (15, 14447988), (18, 12039990), (20, 10835991), (27, 8026660), (30, 7223994), (36, 6019995), (45, 4815996), (47, 4611060), (54, 4013330), (60, 3611997), (90, 2407998), (94, 2305530), (108, 2006665), (135, 1605332), (141, 1537020), (180, 1203999), (188, 1152765), (235, 922212), (270, 802666), (282, 768510), (423, 512340), (470, 461106), (540, 401333), (564, 384255), (705, 307404), (846, 256170), (940, 230553), (1269, 170780), (1410, 153702), (1692, 128085), (2115, 102468), (2538, 85390), (2820, 76851), (4230, 51234), (5076, 42695), (6345, 34156), (8460, 25617), (8539, 25380), (12690, 17078)]