30551820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 97396992

約数和(自身を除く): 66845172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 131, 138, 156, 169, 195, 230, 260, 262, 276, 299, 338, 345, 390, 393, 460, 507, 524, 598, 655, 676, 690, 780, 786, 845, 897, 1014, 1196, 1310, 1380, 1495, 1572, 1690, 1703, 1794, 1965, 2028, 2535, 2620, 2990, 3013, 3380, 3406, 3588, 3887, 3930, 4485, 5070, 5109, 5980, 6026, 6812, 7774, 7860, 8515, 8970, 9039, 10140, 10218, 11661, 12052, 15065, 15548, 17030, 17940, 18078, 19435, 20436, 22139, 23322, 25545, 30130, 34060, 36156, 38870, 39169, 44278, 45195, 46644, 51090, 58305, 60260, 66417, 77740, 78338, 88556, 90390, 102180, 110695, 116610, 117507, 132834, 156676, 180780, 195845, 221390, 233220, 235014, 265668, 332085, 391690, 442780, 470028, 509197, 587535, 664170, 783380, 1018394, 1175070, 1328340, 1527591, 2036788, 2350140, 2545985, 3055182, 5091970, 6110364, 7637955, 10183940, 15275910, 30551820]

約数ペア:

[(1, 30551820), (2, 15275910), (3, 10183940), (4, 7637955), (5, 6110364), (6, 5091970), (10, 3055182), (12, 2545985), (13, 2350140), (15, 2036788), (20, 1527591), (23, 1328340), (26, 1175070), (30, 1018394), (39, 783380), (46, 664170), (52, 587535), (60, 509197), (65, 470028), (69, 442780), (78, 391690), (92, 332085), (115, 265668), (130, 235014), (131, 233220), (138, 221390), (156, 195845), (169, 180780), (195, 156676), (230, 132834), (260, 117507), (262, 116610), (276, 110695), (299, 102180), (338, 90390), (345, 88556), (390, 78338), (393, 77740), (460, 66417), (507, 60260), (524, 58305), (598, 51090), (655, 46644), (676, 45195), (690, 44278), (780, 39169), (786, 38870), (845, 36156), (897, 34060), (1014, 30130), (1196, 25545), (1310, 23322), (1380, 22139), (1495, 20436), (1572, 19435), (1690, 18078), (1703, 17940), (1794, 17030), (1965, 15548), (2028, 15065), (2535, 12052), (2620, 11661), (2990, 10218), (3013, 10140), (3380, 9039), (3406, 8970), (3588, 8515), (3887, 7860), (3930, 7774), (4485, 6812), (5070, 6026), (5109, 5980)]