29988270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 89867232

約数和(自身を除く): 59878962

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 71, 78, 90, 95, 114, 117, 130, 142, 171, 190, 195, 213, 234, 247, 285, 342, 355, 361, 390, 426, 494, 570, 585, 639, 710, 722, 741, 855, 923, 1065, 1083, 1170, 1235, 1278, 1349, 1482, 1710, 1805, 1846, 2130, 2166, 2223, 2470, 2698, 2769, 3195, 3249, 3610, 3705, 4047, 4446, 4615, 4693, 5415, 5538, 6390, 6498, 6745, 7410, 8094, 8307, 9230, 9386, 10830, 11115, 12141, 13490, 13845, 14079, 16245, 16614, 17537, 20235, 22230, 23465, 24282, 25631, 27690, 28158, 32490, 35074, 40470, 41535, 42237, 46930, 51262, 52611, 60705, 70395, 76893, 83070, 84474, 87685, 105222, 121410, 128155, 140790, 153786, 157833, 175370, 211185, 230679, 256310, 263055, 315666, 333203, 384465, 422370, 461358, 526110, 666406, 768930, 789165, 999609, 1153395, 1578330, 1666015, 1999218, 2306790, 2998827, 3332030, 4998045, 5997654, 9996090, 14994135, 29988270]

約数ペア:

[(1, 29988270), (2, 14994135), (3, 9996090), (5, 5997654), (6, 4998045), (9, 3332030), (10, 2998827), (13, 2306790), (15, 1999218), (18, 1666015), (19, 1578330), (26, 1153395), (30, 999609), (38, 789165), (39, 768930), (45, 666406), (57, 526110), (65, 461358), (71, 422370), (78, 384465), (90, 333203), (95, 315666), (114, 263055), (117, 256310), (130, 230679), (142, 211185), (171, 175370), (190, 157833), (195, 153786), (213, 140790), (234, 128155), (247, 121410), (285, 105222), (342, 87685), (355, 84474), (361, 83070), (390, 76893), (426, 70395), (494, 60705), (570, 52611), (585, 51262), (639, 46930), (710, 42237), (722, 41535), (741, 40470), (855, 35074), (923, 32490), (1065, 28158), (1083, 27690), (1170, 25631), (1235, 24282), (1278, 23465), (1349, 22230), (1482, 20235), (1710, 17537), (1805, 16614), (1846, 16245), (2130, 14079), (2166, 13845), (2223, 13490), (2470, 12141), (2698, 11115), (2769, 10830), (3195, 9386), (3249, 9230), (3610, 8307), (3705, 8094), (4047, 7410), (4446, 6745), (4615, 6498), (4693, 6390), (5415, 5538)]