178848540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:453

約数の個数: 192

約数和(自身を含む): 609168000

約数和(自身を除く): 430319460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 73, 78, 90, 108, 117, 130, 135, 146, 156, 180, 195, 219, 234, 260, 270, 292, 349, 351, 365, 390, 438, 468, 540, 585, 657, 698, 702, 730, 780, 876, 949, 1047, 1095, 1170, 1314, 1396, 1404, 1460, 1745, 1755, 1898, 1971, 2094, 2190, 2340, 2628, 2847, 3141, 3285, 3490, 3510, 3796, 3942, 4188, 4380, 4537, 4745, 5235, 5694, 6282, 6570, 6980, 7020, 7884, 8541, 9074, 9423, 9490, 9855, 10470, 11388, 12564, 13140, 13611, 14235, 15705, 17082, 18148, 18846, 18980, 19710, 20940, 22685, 25477, 25623, 27222, 28470, 31410, 34164, 37692, 39420, 40833, 42705, 45370, 47115, 50954, 51246, 54444, 56940, 62820, 68055, 76431, 81666, 85410, 90740, 94230, 101908, 102492, 122499, 127385, 128115, 136110, 152862, 163332, 170820, 188460, 204165, 229293, 244998, 254770, 256230, 272220, 305724, 331201, 382155, 408330, 458586, 489996, 509540, 512460, 612495, 662402, 687879, 764310, 816660, 917172, 993603, 1146465, 1224990, 1324804, 1375758, 1528620, 1656005, 1987206, 2292930, 2449980, 2751516, 2980809, 3312010, 3439395, 3974412, 4585860, 4968015, 5961618, 6624020, 6878790, 8942427, 9936030, 11923236, 13757580, 14904045, 17884854, 19872060, 29808090, 35769708, 44712135, 59616180, 89424270, 178848540]

約数ペア:

[(1, 178848540), (2, 89424270), (3, 59616180), (4, 44712135), (5, 35769708), (6, 29808090), (9, 19872060), (10, 17884854), (12, 14904045), (13, 13757580), (15, 11923236), (18, 9936030), (20, 8942427), (26, 6878790), (27, 6624020), (30, 5961618), (36, 4968015), (39, 4585860), (45, 3974412), (52, 3439395), (54, 3312010), (60, 2980809), (65, 2751516), (73, 2449980), (78, 2292930), (90, 1987206), (108, 1656005), (117, 1528620), (130, 1375758), (135, 1324804), (146, 1224990), (156, 1146465), (180, 993603), (195, 917172), (219, 816660), (234, 764310), (260, 687879), (270, 662402), (292, 612495), (349, 512460), (351, 509540), (365, 489996), (390, 458586), (438, 408330), (468, 382155), (540, 331201), (585, 305724), (657, 272220), (698, 256230), (702, 254770), (730, 244998), (780, 229293), (876, 204165), (949, 188460), (1047, 170820), (1095, 163332), (1170, 152862), (1314, 136110), (1396, 128115), (1404, 127385), (1460, 122499), (1745, 102492), (1755, 101908), (1898, 94230), (1971, 90740), (2094, 85410), (2190, 81666), (2340, 76431), (2628, 68055), (2847, 62820), (3141, 56940), (3285, 54444), (3490, 51246), (3510, 50954), (3796, 47115), (3942, 45370), (4188, 42705), (4380, 40833), (4537, 39420), (4745, 37692), (5235, 34164), (5694, 31410), (6282, 28470), (6570, 27222), (6980, 25623), (7020, 25477), (7884, 22685), (8541, 20940), (9074, 19710), (9423, 18980), (9490, 18846), (9855, 18148), (10470, 17082), (11388, 15705), (12564, 14235), (13140, 13611)]