30960540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 102918816

約数和(自身を除く): 71958276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 101, 117, 130, 131, 156, 180, 195, 202, 234, 260, 262, 303, 390, 393, 404, 468, 505, 524, 585, 606, 655, 780, 786, 909, 1010, 1170, 1179, 1212, 1310, 1313, 1515, 1572, 1703, 1818, 1965, 2020, 2340, 2358, 2620, 2626, 3030, 3406, 3636, 3930, 3939, 4545, 4716, 5109, 5252, 5895, 6060, 6565, 6812, 7860, 7878, 8515, 9090, 10218, 11790, 11817, 13130, 13231, 15327, 15756, 17030, 18180, 19695, 20436, 23580, 23634, 25545, 26260, 26462, 30654, 34060, 39390, 39693, 47268, 51090, 52924, 59085, 61308, 66155, 76635, 78780, 79386, 102180, 118170, 119079, 132310, 153270, 158772, 172003, 198465, 236340, 238158, 264620, 306540, 344006, 396930, 476316, 516009, 595395, 688012, 793860, 860015, 1032018, 1190790, 1548027, 1720030, 2064036, 2381580, 2580045, 3096054, 3440060, 5160090, 6192108, 7740135, 10320180, 15480270, 30960540]

約数ペア:

[(1, 30960540), (2, 15480270), (3, 10320180), (4, 7740135), (5, 6192108), (6, 5160090), (9, 3440060), (10, 3096054), (12, 2580045), (13, 2381580), (15, 2064036), (18, 1720030), (20, 1548027), (26, 1190790), (30, 1032018), (36, 860015), (39, 793860), (45, 688012), (52, 595395), (60, 516009), (65, 476316), (78, 396930), (90, 344006), (101, 306540), (117, 264620), (130, 238158), (131, 236340), (156, 198465), (180, 172003), (195, 158772), (202, 153270), (234, 132310), (260, 119079), (262, 118170), (303, 102180), (390, 79386), (393, 78780), (404, 76635), (468, 66155), (505, 61308), (524, 59085), (585, 52924), (606, 51090), (655, 47268), (780, 39693), (786, 39390), (909, 34060), (1010, 30654), (1170, 26462), (1179, 26260), (1212, 25545), (1310, 23634), (1313, 23580), (1515, 20436), (1572, 19695), (1703, 18180), (1818, 17030), (1965, 15756), (2020, 15327), (2340, 13231), (2358, 13130), (2620, 11817), (2626, 11790), (3030, 10218), (3406, 9090), (3636, 8515), (3930, 7878), (3939, 7860), (4545, 6812), (4716, 6565), (5109, 6060), (5252, 5895)]